Divide and simplify. − 8 15 ÷ − 3 5 A) − 3 25 B) − 4 5 C) 13 15 D) 8 9
A 100 points

Answers

Answer 1

Step-by-step explanation:

- will be cancel

then

815/35= 23.28


Related Questions

Order: abc 1500 mg. stock: abc 2.2 g/3 ml. how many ml(s) will you give? (round the answer to the nearest tenth)

Answers

The amount of ml required for the 1500mg order is 2.1ml

Conversion of grams to milligram

Conversion factors are used to convert units from one form to another.

Using the conversion factor

2.2g = 2200mg

x = 1500mg

Find the ratio of the expressions

2.2/x = 2200/1500
2200x = 2.2 * 1500
2200x = 3300
X = 3300/2200
x = 1.5grams

Since the dosage is 2.2 g/3 ml, then for 1.5grams

Volume required = 1.5*3/2.2
Volume required = 2.1 ml

Hence the amount of ml required for the 1500mg order is 2.1ml

Learn more on conversion here: https://brainly.com/question/97386

find the domain of the function (f•g)(x) where f(x)2x^2+c, g(x)=5x-1

Answers

Step-by-step explanation:

Notice the domain for both function is all real numbers.

So if we either add, subtract, multiply, or compose the functions, the domain will be all real numbers.

What is the slope-intercept formula?

Answers

Answer:

To find slope intercept, you must use the substitute term for slope, m, and then use the following equation. ↓

[tex](y = mx+b)[/tex]

Next, you want to use these terms to help you solve for b. ↓

[tex]Slope = m\\Points = x, y\\y-intercept = b[/tex]

Answer:

y=mx+b

Step-by-step explanation:

The slope intercept form is y=mx+b

M = slope

B = y-intecept

and when you substitue the numbers for the variables then you have it in slope-intercept formula

I hope it helps! Have a great day!

JellyBeanie~

Part A Are squares also rectangles? Explain.​

Answers

Answer:

down below

Step-by-step explanation:

no squares and rectangles are not the same because a square has all 4 sides of the square are the same length while for rectangles have do not have same length for all four sides so therfore squares are not also rectangles

Write the equation to represent the new function. Translated 2 units left and 9 units down.

Answers

Answer:

y= -2x-9

x would move left or right, and up and down is y

left or down are negative and up or right are positive

Step-by-step explanation:

how this helps if do mark brainllest pls! :)

Harry owes his father $80. He makes $45 cutting grass on Saturday morning and has another grass cutting job
on Saturday afternoon. Which inequality shows how much Harry will need to eam on Saturday afternoon to
have enough to pay his father back?
a. 45 + x > 80
b. 45 + x 2 80
c. 45 + x < 80
d. 45 + x < 80

Answers

Answer:

 $45 + $x =  $80

1. Simplify the radical V3c^2/v27​

Answers

Hi! To solve this problem, your first step is to:            

                                c2

              Simplify   ———

                               v27

The Equation is at the end of step 1:        c2

                                                        (v3) • ———

                                                                   v27

Now STEP 2:

Dividing exponential expressions : 

2.1    v3 divided by v27 = v(3 - 27) = v(-24) = 1/v24

After we done this, your Final result is:      c2

                                                                   ———

                                                                     v24

solve for c
x^(2)+12x+c

Answers

Answer:

14x+c

Step-by-step explanation:

I hope it's to help

What is the area of one of the small trapezoids? show your work and explain your reasoning.

Answers

The area of a trapezoid is found using the formula, A = ½ (a + b) h, where 'a' and 'b' are the bases (parallel sides) and 'h' is the height (the perpendicular distance between the bases) of the trapezoid.

Bob did a survey asking adults which pet they wished they had as a kid. The results are below. If 720 adults said the pet they wished they had was a dog, how many adults wished they had a rabbit?

Answers

Answer: there iis none so cose zero

Step-by-step explanation:

Bob did a survey asking adults which pet they wished they had as a kid. The results are below. If 720 adults said the pet they wished they had was a dog, how many adults wished they had a rabbit?

See the figure below. Which graph is the most appropriate to describe the height over time of a helium ballon that was accidentally let go and later burst?

Answers

Answer:

  D

Step-by-step explanation:

We expect the height of a helium balloon to be increasing, up to the point where it bursts.

The only graph that shows consistently increasing altitude with a final drop is graph D.

_____

Additional comment

The graph of D shows the altitude increases at an increasing rate. The buoyancy force decreases with altitude, so we expect the balloon would actually have a decreasing rate of altitude increase. The actual curve would likely be concave downward.

Answer:

Okay...................

Which sentence is correct?A.B.C.D.

Answers

Answer: B is correct

Step-by-step explanation:

if you do 2 ÷ 5 you get 0.4. But that isn't an option. So, the only other possibility would be -2 ÷ 5 which gives us -0.4, and that makes sense.

I'm not the greatest at explaining this one but hopefully, this helps!

anybody know the answer i need help

Answers

Answer:

Each CD was $14.1.

Step-by-step explanation:

43.50 - 1.30 = 42.2

42.2/3 = 14.1

what is the angle of elevation of the sun when the shadow of a pole of 18m high is 6√3m long? ( i need step by step explanation pls I'm having a class test tmr pls help)​

Answers

Answer:

See diagram below

Step-by-step explanation:

arctan (angle ) = 18 / (6 sqrt3)  = 60 degrees

Step-by-step explanation:

height of pole = 18m = p

length of shadow = 6[tex]\sqrt{3}[/tex] m = b

now,

tan α = p/b

        = 18/6[tex]\sqrt{3}[/tex]

        = [tex]\sqrt{3}[/tex]

or, tan α = tan 60

           α = 60

Therefore angle of elevation of the sun is 60.  

Factor −1/4 out of −1/2x−5/4y..ㅤ

Answers

Answer:

- 1/4 (2x + 5y)

Step-by-step explanation:

Divide each term by - 1/4 first

-1/2x ÷ (- 1/4) = 1/2x × 4 = 2x-5/4y ÷ (- 1/4) = 5/4y × 4 = 5y

Now facor out - 1/4

- 1/2x - 5/4y = - 1/4 (2x + 5y)

Find the volume of the sphere. radius is 1/2​

Answers

Answer:

The answer is 11/21 or 0.52 cubic units

Step-by-step explanation:

Given;Radius (r) = 1/2To Find;Volume of sphereFormula;Volume = 4/3 π

Now,

V = 4/3 × 22/7 × (1/2)³

V = 4/3 × 22/7 × 1/8

V = 1/3 × 11/7 × 1

V = 11/21 = 0.52 cubic units

Thus, The volume of sphere is 11/21 or 0.52 cubic units.

solve the system of equations shown below. 2x-6=-12 x=2y=14

Answers

Answer:

please the question is not clear

a 2. At what price should a shopkeeper sell a cupboard to make a profit of 10% while the cost price is Rs. 3950?​

Answers

Firstly we find the 10% of the original price which will be
10/100x3950
=395
Then we add it to the original price to find out how much he will sell it to make 10% profit
That will be
3950+395
= 4345
Hope this helps
Enjoy your day

Step-by-step explanation:

10/100×3950

=395

3950+395

=4345

i don’t understand this question

Answers

Step-by-step explanation:

to figure this out you would have to take all the numbers and do the rise over run technique

expand and simplify (x+1)(x+9)

Answers

Expansion : [tex](x+1)(x+9) = x(x+9) + 1(x+9) = x^{2} +9x + x + 9[/tex]
Simplify : [tex]x^{2} +10x + 9[/tex]

Answer:

[tex]\huge\boxed{ \bf\:x^{2} + 10x + 9}[/tex]

Step-by-step explanation:

[tex](x + 1)(x+9)[/tex]

Let's expand it at first.

[tex](x + 1)(x + 9)\\= x (x + 9) + 1 (x + 9)\\= x^{2} + 9x + x + 9[/tex]

Now, simplify it.

[tex]x^{2} + x + x + 9\\= \boxed{ x^{2} + 10x + 9}[/tex]

[tex]\rule{150pt}{2pt}[/tex]

1+1=? My teacher really wants to test my knowledge, so someone confirm this question for me

Answers

Answer:

This is a pretty tricky question but if I'm correct it might be 2

5/8 + 7/4 add these two together

Answers

Answer:

19/8

Step-by-step explanation:

[tex]\frac{5}{8} + \frac{7}{4} = \frac{5}{8} + \frac{14}{8} = \frac{19}{8} = 2\frac{3}{8}[/tex]

Aiko types at a rate of 50 words per minute.

After typing at the same rate for 3 minutes, he has typed a total of 150
words.

This situation can be represented with a linear equation written in point- slope form, where x represents the number of minutes and y represents the number of words.

Use this information to complete each statement about the linear equation.

Answers

Answer:

Slope: 50x

One point will be: (1,50)

Equation: y = 50x

Step-by-step explanation:

Answer:

The slope of the linear equation is *50

One point on the graph of the linear equation will be *(3, 150)

This linear equation can be written as *y – 150 = 50(x – 3)

Step-by-step explanation:

ttm

A student solves the following equation for all possible values of x: startfraction 8 over x 2 endfraction = startfraction 2 over x minus 4 endfraction his solution is as follows: step 1: 8(x – 4) = 2(x 2) step 2: 4(x – 4) = (x 2) step 3: 4x – 16 = x 2 step 4: 3x = 18 step 5: x = 6 he determines that 6 is an extraneous solution because the difference of the numerators is 6, so the 6s cancel to 0. which best describes the reasonableness of the student’s solution? his solution for x is correct and his explanation of the extraneous solution is reasonable. his solution for x is correct, but in order for 6 to be an extraneous solution, both denominators have to result in 0 when 6 is substituted for x. his solution for x is correct, but in order for 6 to be an extraneous solution, one denominator has to result in 0 when 6 is substituted for x. his solution for x is incorrect. when solved correctly, there are no extraneous solutions.

Answers

Answer:

Keep it simple c da answer

Step-by-step explanation:

Answer:c

Step-by-step explanation:

kyle has x -3ounce blue marbles and 5 ounce green marbles. lara has 5-ounce green marbles and 3-ounces of blue marbles. is it possible for kyle and lara to have the same number of green marbles and the same total bag weight ,y? explain

Answers

Answer:

yes

Step-by-step explanation:

if x=6, 6-3=3 , so it is possible if x is 6

PLEASE HELP ME I NEED IT DONE ASAP!!

Answers

what's the question? Cause the pic doesn't make it clear on what we need to solve.

Select all the expressions that are equivalent to the following calculation add 43 and 25 then multiply by 8.

Answers

Answer:544

Step-by-step explanation:43 + 25 = 68


68 × 8 = 544

A dragon flew 300 miles from his castle to visit a friend. Flying with the wind, his trip took 2 hours. His return trip against the wind took 3 hours. What was the speed of the wind and the speed of the dragon in still air?


Please help me. I WILL mark brainliest and give lots of points.

Answers

Answer:I’m not sure about the wind but the speed of the dragon is 125mph

Step-by-step explanation:Remember,

Speed=Distance/Time

Distance=Speed x Time

Time=Distance/Speed

Knowing that the distance in both trips was the same, we can say that he flew his trip 150mph (Speed=300/2) the first time and 100mph (Speed=300/3) the second time. Next, we find the average of 150 and 100 and that is (100+150)/2 which is 125. I’m sorry I couldn’t find the speed of wind, but in my defense, I’m only in 6th grade. Hopefully that helped you, good luck!

Answer:

Speed of the wind was

25 miles per hour.

Speed of Mighty Dragon 125 was

miles per hour.

Step-by-step explanation:

math lel


What is the image of (-4,-2) after a reflection over the line y = -x?

Answers

Answer:

(2, 4).

Step-by-step explanation:

For y = -x  the transform is:

( x, y )  reflects to (-y, - x)

So (-4, -2) reflects to (2, 4)

Can you please help me with this

Answers

Answer:

180 + 48 = 228 :D

Step-by-step explanation:

We will first find the volume of the brown figure :)

6 x 6 x 5

36 x 5

180

Now we will find the volume of the blue figure :)

6 x 1 x 8

6 x 8

48

Now we add!!

180 + 48 =228

Have an amazing day!!!

Please rate and mark brainliest!!

Answer:

180 +48=228 cubic centimeters

the volume of the first shape=180 (you multipy length width and height)

the volume of second shape=48

add them=180+48=228

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