Simplify the expression:

3(1 + 5x) =

Answers

Answer 1

Answer:

3 + 15x

Step-by-step explanation:

3(1 + 5x)

Open the brackets:

3*1 + 3*5x = 3 + 15x


Related Questions

Approximately what percent of the rectangle below is not shaded?
A 25%
B 50%
C 33%
D 67%

Answers

I think the answer is B, if not not mistaken.

*Arianators Know*

Normal Brainly kid: What's 34 + 35?

Arianators: Can u stay up all night? me til the daylight? 34 35!!!

Answers

The answer is 69

(ariana grande) teehee can u stay up all night me to the daylight 34 35!!!!

Calculate the frequency of light that has a wavelength of
4.25 x 10^-9m and a velocity of 300 m/s.

Answers

Answer:

The velocity of light, v, is the product of its wavelength, λ , and its frequency, f. This means that the wavelength is the velocity, v, divided by the frequency, f.

Wavelength of light = velocity of light / frequency of light

λ = v/f

λ = Wavelength of light, meters

v = Velocity of light (c = 3.0 x 108 m, for speed of light if not otherwise defined)

f = frequency of light, Hz

Step-by-step explanation:

Which matrix represents the system of equations shown?

Answers

Answer:

b.

by relation

[tex] \binom{3x \: \: - 2y \: \: 12}{4x \: \: \: \: - y \: \: \: \: \: 9} \\ eliminate \: the \: unknowns \: (x \: and \: y) \\ \binom{3 \: \: - 2 \: \: 12}{4 \: \: \: \: - 1 \: \: \: \: \: 9} [/tex]

The area of sector NMK is 7.8cm2. Find the radius of circle M.

Answers

Answer:

the radius should be 36

Step-by-step explanation:

what is the answer it is immpossible

Answers

Answer:

b

Step-by-step explanation:

not exactly "impossible" my good lad

Answer:

B

Step-by-step explanation:

of course, the even fractions are not irrational.

sqrt 16 is not irrational bc =4

so the answer is B, or sqrt 15

what is 1000000000 + 10000000000

Answers

2000000000 djsjsjsbdbdb

Answer:

11,000,000,000

Step-by-step explanation:

there is one extra 0 at the end on the number on the right which puts it in the ten billions place instead of the billions place.

<3 Enjoy,

    Dea

Help please I’ll give you brainlyst

Answers

I’m going to have to stick with company A.

What is the image of (2,-3) after a reflection over the y-axis?

Answers

is there a picture ??

PLEAEEEE HELP I have to submit this in 30mins!!!!!!!!!

Answers

Answer:

It should be Volume of water

Can someone help.me with this pls.....​

Answers

Answer:

5/14

Step-by-step explanation:

To work this out, we simply need to divide 1 3/4 miles by 4 9/10 miles.

1 3/4 ÷ 4 9/10

Start by converting both terms to improper fractions:

(4/4 + 3/4) ÷ (40/10 + 9/10)

= 7/4 ÷ 49/10

To divide, we simply multiply by the reciprocal of the second fraction:

7/4 * 10/49

= 70 / 196

Now we can take out common factors of the 70 / 196

70 / 196

= (5 * 2 * 7) / (14 * 2 * 7)

= 5 / 14

So the straight section of the track is five fourteenths of the entire length.

A bookstore costs $96 a day to keep open, and it spends $12 for each book that it sells. If each book sells for $18, what is the break-even point
for this bookstore?

Answers

Answer: The break even point is when they have sold 16 books and have made $288

Step-by-step explanation:  The costs are modeled in the equation y = 12x + 96.  x is the number of books sold.

The earnings are modeled by he equation y = 18x.

Substitute 18x for y and solve for x.

18x = 12x + 96  Subtract 12x from both sides.

6x = 96 Divide both sides by 6

x = 16

Substitute into the original equations to solve  for y

y = 12(16) + 96

y = 192 + 96

Y = 288

y = 18(16)

y = 288

Answer:

C = 12n + 90

Step-by-step explanation:

Help Me! ASAP! What is the slope of the line?​

Answers

The slope is 2/1 so 2
Rise 2 run 1 so 2/1 or just 2

If a circle has a radius of 25 feet, what is the same circles diameter?
5 feet
12.5 feet
50 feet
150 feet​

Answers

The diameter is the radius times 2, so it would be 50 feet

Please help ill mark brainliest please, please, please

Answers

Answer: I think its (B) Reflection over the x-axis

Step-by-step explanation: Hope this helps!

Answer:

reflection over the x axis

Step-by-step explanation:

because the line that there reflecting over is the x axis line thats left to right, not y axis which is up and down

hope that helps, have a great day :>

Find the value of x*

Answers

The answer is X .....................

Answer:

8502

Step-by-step explanation:

45930+34729+835029=347230

Slope:
y-intercept:
Equation:

Answers

the y intercept is -1 . the slope would be 2/6 but simplified is 1/3 and that’s because you do rise over run , up twice over 6 times

Answer:

slope: (1 ,-3)

y-intercept: -1

y = -3/1 -1

Step-by-step explanation:

hope it helps!

pls help me answer this it is due today sorry if it looks wierd if correct I'll make Brainliest!!!!​

Answers

Answer:

D. y = 0.8x + 9.25

Step-by-step explanation:

The pizza parlor charges a flat rate of 9.25, this means that the value 9.25 is constant. The value 0.8 is a coefficient, meaning that is relevance in the equation is to be multiplied by the x value.

Answer

D hope this helps

i’m stuck between these two i don’t know which one it is

Answers

Answer:

The answer is A.

Step-by-step explanation:

This is because the Triangle is being rotated counter clockwise 90 degrees, then reflected over the Y axis.

So, point (-6, 8) would become (-8, -6), and so forth.

f(x)=4x 2 +6x−2 find f(-5)

Answers

Answer:

68

Step-by-step explanation:

Simplify the expression: 2x + 1 + 7x ​

Answers

Answer: 9x+1

Step-by-step explanation:

2x+7x=9x

Answer:

9x+1

Step-by-step explanation:

2x+1+7xCombine like terms, 9x+1

The table shows the volume V (in cubic feet) of a cube with a side length of x feet. Does the table represent a linear or nonlinear function? Explain your answer.

Answers

Answer:

Step-by-step explanation:Determine whether each table represents a linear or nonlinear function. ... Show. YOUY work. Nonlinear; as x increases by 1, y increases by a greater amount of ... A cube has a side length of s meters. ... (Example 4) Nonlinear; sample answer: If you graph the function, the ordered pairs (side length, volume) do not lie on a.

What are the domain and range of each relation?
Drag the answer into the box to match each relation.

Answers

Answer:

Please check the explanation.

Step-by-step explanation:

We know that the domain of a function is the set of input or argument values for which the function is real and defined.

Thus, the domain of the first relation is: {-2, -1, 0, 2}

We also know that the range of a function is the set of values of the dependent variable for which a function is defined.

Thus, the range of the first relation is: {-4, -2, 2}

Given the second relation

x        y

-4      -2

-2       1

1         4  

4         4

We know that the domain of a function is the set of input or argument values for which the function is real and defined.

Thus,

The domain of the second relation is: {-4, -2, 1, 4}

We also know that the range of a function is the set of values of the dependent variable for which a function is defined.

Thus,

The range of the second relation is: {-2, 1, 4, 4}

Find the solution of this system of equations.
Separate the x- and y-values with a comma.
X – 10y = 2
x - y = 2
enter the correct answer

Answers

The answer is (2,0)

Explanation

So I’m gonna use substitution to help me solve this problem. I’m gonna solve for x.

X-y=2

+y. +y

X= y + 2

Now that we have solved for x we are going to plug it into the first equation!
Shown like this


Y+2 - 10y = 2

Then we solve it as a normal problem

So first we combine light terms

-9y+2=2

Then we isolate the variable

-9y+2=2
-2. -2

-9y = 0

Then we divide by -9 on both sides

-9y /-9 = 0 / -9
Y = 0

Now that we solved for y we plug it into one the equations to get the x value!

X - 0 = 2
X=2

The solution is (2,0)

I hope this helped you! Pls mark as brainliest

9th grade math help me please and thank you sosomuch

Answers

Answer:

The system is consistent; it has one solutionD

Step-by-step explanation:

A consistent system of equations has at least one solution

The consistent independent system has exactly 1 solutionThe consistent dependent system has infinitely many solutions

An inconsistent system has no solution

In the system of equations ax + by = c and dx + ey = f, if

a = d, b = e, and c = f, then the system is consistent dependent and has infinitely many solutionsa = d, b = e, and c ≠ f, then the system is inconsistent and has no solutiona ≠ d, and/or b ≠ e, and/or c ≠ f, then the system is consistent independent and has exactly one solution

In the given system of equations

∵ -2y + 2x = 3 ⇒ (1)

∵ -5y + 5x = 12 ⇒ (2)

→ By comparing equations (1) and (2)

-2 ≠ -5

2 ≠ 5

3 ≠ 12

→ By using the 3rd rule above

∴ The system is consistent independent and has exactly one solution

The system is consistent; it has one solution

8/9 divided by -5/4?

Answers

Answer:

-32/45

Step-by-step explanation:

The ratio of sugar to flour in the recipe is 1 to
2. If you use 5 cups of sugar, how much flour do
you need to use?

Answers

Answer:

10 flour

Step-by-step explanation:

          1:2

         5:x     all you have to do is multiply by 2, sense the ratio is 1:2, flour will always be 2 times greater than sugar. so the answer is 5 x 2 =10

I NEED HELP ASAP!!!!!! Pls show the work!!!!!

Answers

15x81=81 so if I don’t 73x91= 91 I’m in 8th grade so sorry I’m confusing you then u do 81x91= 190 so boom 190 is your answer

Find the x and y intercepts for the equaiton: y=-5x+1

A (-2, 0) and (0,6)

B (-2, 0) and (0,4)

C (1/2, 0) and (0, 3)

D(1/5, 0) and (0, 1)

Answers

The x-intercept is (1/5,0) and the y-intercept is (0,1). Its letter (D)

Please help! I'm not sure on what I do.​

Answers

Answer:

slope= 6.25

Step-by-step explanation:

the slope represents the meters he travels per second

Answer:

The slope is 0.16

Step-by-step explanation:

You have the run over the rise as a slope equation.

x/y or 5/31.25

The answer to that will be the answer to all of them.

5/31.25=0.16

10/62.5=0.16

15/93.75= 0.16

The rate of change(or slope) is 0.16.

The slope represents time over distance(t/d or x/y) for Oren's 100-meter race.

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