Evaluate the expression for b = -3. ) 1.8b=​

Answers

Answer 1

Answer:

-5.4

Step-by-step explanation:

because -3 x 1.8= -5.4

Answer 2

Answer: -5.4

Step-by-step explanation: 1.8b means to multiply 1.8 by b and b=-3 therefore, 1.8(-3)= -5.4

Hope this helps ^_^


Related Questions

it’s true or false, you can see the question in the pic. HELPP NOW PEASE !!

Answers

i think it's , true , false , false . the last one is kinda tricky

Find the solutions to x2 = 24.
O A. x = +216
O B. x = 16.6
O C. x= 46
O D. x = +62

Answers

Answer:

x =±2 sqrt(6)

Step-by-step explanation:

x^2 = 24

Take the square root of each side

sqrt(x^2) = sqrt(24)

x = ±sqrt(4*6)

x =±sqrt(4) sqrt(6)

x =±2 sqrt(6)

Which segment has the greatest frequency?

Answers

Answer:

The one that reached up to 8 on the graph.

Step-by-step explanation:

A:90 clockwise
B:90 counterclockwise
C:180
D:270 clockwise
E:270 counterclowise

Answers

B:90 counterclockwise

sorry if I’m wrong

Answer:

A. 90 clockwise

Step-by-step explanation:

I think...

A soup can has a radius of 4 cm and a height
of 11 cm. There are 24 cans in one case. How
many litres of soup are in one case?

Answers

Answer:

13.3L

Step-by-step explanation:

The half-life of radioactive iodine used in medical studies is 8 hours. A doctor wants to know when the amount of radioactive iodine in a patient's body is 20% of the original amount. When will this occur?​

Answers

Answer:

xgu5 yup is hug is is unfocused

2x-5=13 is considered a​

Answers

Answer:

x=9

And 2x-5 = 13 is considered an algebraic equation

Step-by-step explanation:

Solve the equation:

2x - 5 = 13

2x = 18

x = 9

Algebraic Equations:

Algebraic equations are equations having variables and require variety of arithmetic functionalities and solutions.

If my answer is incorrect, pls correct me!

If you like my answer and explanation, mark me as brainliest!

-Chetan K

Kevin open to saving account with $1400 that pays no interest he deposit additional $170 each week write a recursive formula to show how much money Kevin has in his account n weeks after opening the account

Answers

Answer:

Amount in account of Kevin after [tex]n[/tex] weeks is equal to [tex]\$(1400+170n)[/tex]

Step-by-step explanation:

Initial amount in the savings account [tex]=\$1400[/tex]

Amount deposited each week by Kevin [tex]=\$170[/tex]

Amount deposited by Kevin in [tex]n[/tex] weeks [tex]=\$170n[/tex]

Therefore,

Amount in account of Kevin after [tex]n[/tex] weeks [tex]=[/tex] Initial amount in the savings account [tex]+[/tex] Amount deposited by Kevin in [tex]n[/tex] weeks

[tex]=\$(1400+170n)[/tex]

what is the answer f(t)=40(1.18)^t

Answers

Answer:

18% if it is the rate of change.

0 if solved

Step-by-step explanation:

Sorry, but you need more information

PLEASE HELPPP!!!!
Find the missing side length of the following right triangle. Pythagoras theory ​

Answers

Answer:

40 yd

Step-by-step explanation:

Let,

The missing length be = x yd

As we know According to Pythagoras Theorem,

[tex] {50yd}^{2} = {30yd}^{2} + {x \: yd}^{2} [/tex]

[tex] = > 2500 = 900 + {x}^{2} [/tex]

[tex] = > {x}^{2} = 2500 - 900[/tex]

[tex] = > {x}^{2} = 1600[/tex]

[tex] = > x = \sqrt{1600} = \sqrt{40 \times 40} [/tex]

=> x = 40

Hence,

Missing length will be 40 yd (Ans)

IXL Q.12 PLS HELP I HAVE BEEN STUCK ON THIS ONE FOR SOME TIME.

Answers

Answer:

m∠1 = 100°

Step-by-step explanation:

Please help with this one question that I've been stuck on!!! In a random sample of 74 homeowners in a city, 22 homeowners said they would support a ban on non natural lawn fertilizers to protect fish in the local water ways. The sampling method had a margin of error of ±3.1%. SHOW ALL WORK!
A) Find the point estimate.
B) Find the lower and upper limits and state the interval.
Please show your work & how you got your answer!

Answers

Anders Celsius (Swedish pronunciation: [ˌanːdəʂ ˈsɛlːsiɵs], 27 November 1701 – 25 April 1744) was a Swedish astronomer, physicist and mathematician. He was professor of astronomy at Uppsala University from 1730 to 1744, but traveled from 1732 to 1735 visiting notable observatories in Germany, Italy and France. He founded the Uppsala Astronomical Observatory in 1741, and in 1742 proposed (an inverted form of) the Centigrade temperature scale which was later renamed Celsius in his honor.

Romeo and Juliet is a tragedy written by William Shakespeare early in his career about two young Italian star-crossed lovers whose deaths ultimately reconcile their feuding families. It was among Shakespeare's most popular plays during his lifetime and, along with Hamlet, is one of his most frequently performed plays.

Carlos compro una TV el cual costaba $1200 si por aniversario la tienda le hace un descuento del 25% cuanto dinero le descontaron a Carlos?

Answers

Answer:

Descuento= $240

Step-by-step explanation:

Dada la siguiente información:

Precio de venta (sin descuento)= $1.200

Descuento= 20%

Para calcular el descuento que le hicieron a Carlos, debemos utilizar la siguiente formula:

Descuento= precio de venta*porcentaje de descuento

Descuento= 1.200*0,2

Descuento= $240

Please I need help I need it done by today

Answers

I am pretty sure it is C

A linear sequence starts
11
20
29
38
Work out an expression for the nth term of the sequence.
The nth term is n+9

Answers

Answer:

9n + 2.

Step-by-step explanation:

This is arithmetic with common difference d = 9.

nth term = a1 + d(n - 1)     (a1 = 11) 11 + 9n - 9

= 11 + 9(n - 1)

= 9n + 2.

The correct answer is 9n+2

Please help please

One cube has edges n meters long. Another has edges 3n meters long. What is the ratio of the volume of the first cube to the volume of the second cube

Answers

Answer:

1:3

Step-by-step explanation:

The second cube is 3x bigger than the first cube, and since all sides of a cube are the same the ratio for the length of the edges will directly transfer over to the ratio of their volumes.

C. 1 : 27

As an example, let's say that n is equal to 1. The volume of the first cube is n*n*n, since n stands for the measurement of each edge. n*n*n=1*1*1=1 cubic meter. Now, onto the second cube. The volume of the second cube is 3n*3n*3n, since 3n stands for the measurement of each edge. 3n*3n*3n=3*3*3 ( since 3n=3*1=3 ) which is equal to 27. The ratio of the volume of the first cube to the volume of the second cube is represented by n : 3n. Substituting the n on both sides for the n in our example, we get a final result and ratio of 1 : 27.

TV and WY are parallel lines, which angles are supplementary angles?

Answers

Answer:

∠WXU & ∠WXZ

Step-by-step explanation:

What is the volume?
(*I wrote the numbers out just in case you couldn't see them.)

Answers

Answer:

I believe the volume is 540cm

Step-by-step explanation:

To find the volume of a rectangular prism, all you really need to do is multiply the length x width x height (LxWxH)

For this shape it's just:

9(L)*12(W)=108

108*5(H)=540

Answer:

the volume should be 58320

Step-by-step explanation:

12 x 9 x 12 x 5 x 9 = 58320

sorry if I'm wrong

PLZ HELP PLZ PLZ ILL MARK AS BRAINLIESTT!!

Answers

Answer:

.3 feet

Step-by-step explanation:

3.8 - 3.5 = .3

Camille is packing moving boxes. She has one 4 cubic-foot box and one 7 cubic-foot box. How many cubic feet of clothing can she fit in the two boxes?

Answers

Answer:

He can fit 11 ft^3

Step-by-step explanation:

Here, we want to get the volume it clothes that could fit into the two boxes

What we have to do here is to add the amount of space each of the box has to offer

Mathematically, we have this as;

7 ft^3 + 4 ft^3 = 11 ft^3

What is the area of a rectangle which has a perimeter of 60 m and a width of 10 m?

Answers

Answer:

200

Step-by-step explanation:

please mark as brainliest if correct

thank you

please answer fast help me i have thgis math problem

Answers

Answer:

[tex]x = 152[/tex]

because these angles are infront of each other

Answer:

x = 152

Step-by-step explanation:

x and 152° are vertical angles and are congruent , then

x = 152

Need help on angles of polygons please

Answers

Answer:

x+87+92+105+135=540(sum of interior angle of pentagon)

x+419=540

x=540-419

x=121

Step-by-step explanation:

Use special product patterns to find the product.

16 x 24

Answers

Answer:

4

[tex]4 ^{2} \times \sqrt[2]{6} [/tex]

square root 16 is 4^2

same as 24 is 2/6

The requires answer for 16 x 24 by using special product patterns is 384.

What is special product pattern?

A special product is a product of two binomials that hold a predictable pattern.

Now the given expression is,

16 x 24

Now both the terms can be written as,

16 = (20 - 4)

24 = (20 + 4)

Therefore we get,

16 x 24 =  (20 - 4) x (20 + 4)

since,

a² - b² = (a + b) (a - b)

⇒ (20 - 4) x (20 + 4) = 20² - 4²

∴ 6 x 24 = = 20² - 4²

⇒ 6 x 24 = 400 - 16

⇒ 6 x 24 = 384

Thus, the requires answer for 16 x 24 by using special product patterns is 384.

To learn more about special product:

https://brainly.com/question/2241589

#SPJ2


In a pacemaker factory, all pacemakers must go through a rigorous quality assurance check before being shipped. The table shows the results
of the quality assurance checks. Find the probability that a non-defective pacemaker "fails." Round your answer to the nearest tenth of a percent. NEED ASAP

Answers

Answer:

16.1%

Step-by-step explanation:

Answer:

15.0

Step-by-step explanation:


[tex]i \: need \: help \: \\ \\ (a \: + \: b) {}^{2} = {?} [/tex]

Answers

Answer:

I hope this helps you :)...

Answer:

(

[tex] {a}^{2} + 2ab + {b}^{2} [/tex]

Step-by-step explanation:

(a+b)²

=(a+b)(a+b)

=a(a+b)+b(a+b)

=a²+2ab+b²

WILL MAKE BRAINLIEST

Answers

Answer:

75 vitamins = 18 dollars

Step-by-step explanation:

25 vitamins are equal 6 dollars

Answer:

$311.25

Step-by-step explanation:

Hope its right!   50/$12 divided by 6 = 2/$8.3 divided by 2 = 1/$4.15

1/$4.15 x 75 = 75/$311.25  I hope this is right if not im so sorry!

is x^2+2bx-v^2 a perfect square trinomial?​

Answers

Answer:

no x² + 5x + c is a perfect square

Step-by-step explanation:

Find the length of the third side. If necessary, round to the nearest tenth.2 5

Answers

Answer:

b= 4.6

Step-by-step explanation:

use the pythagorean theorem.

Answer:

4.6

Step-by-step explanation:

What is an equivalent expression to (2^-4*z^-3)^5

Answers

Answer

1/ 2^20 • z^15

step by step explanation

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