2 years ago

What is the value of the expression 5b+3c-20+3b-15c+4 when b= 2 and c= -3

Mathematics

1 answer:

Molodets [167]2 years ago

3 0

Answer: 36

Step-by-step explanation:

5(2)+3(-3)-20+3(2)-15(-3)+4

10-9-20+6+45+4

-19+55

You might be interested in

Hello there

Dafna1 [17]

Answer:

Step-by-step explanation:

2/3 want to go

If there are 30 people, we can find our answer pretty easily as 30 is 10 times more than 3.

2/3 = 20/30

So 20 people would like to go :O

Hope this helps, have a nice day :))

6 0

2 years ago

Read 2 more answers

Helppppppppppppppp!!!!

alex41 [277]

Answer:

Step-by-step explanation:

i don’t see a picture?

8 0

2 years ago

You are planning a movie marathon. Each movie lasts 3/2 hours. You want to watch 4 movies nonstop. How many hours will your movi

Citrus2011 [14]

Answer:

Your movie marathon will last 6 hours.

Step-by-step explanation:

This question can be solved using a rule of three.

Each movie lasts $\frac{3}{2} = 1.5$ hours. How much do 4 movies last?

1 movie - 1.5 hours

4 movies - x hours

x = 4*1.5 = 6

Your movie marathon will last 6 hours.

5 0

3 years ago

A solid has faces that consist of two squares and four congruent rectangles. What type of sailor is it ?

yawa3891 [41]

I thinks it’s a prism

8 0

2 years ago

Will mark brainliest! Problem is in pic below, no links please. Give explanation. Thanks.

sergey [27]

Answer:

2^12

Step-by-step explanation:

answer is in photo above

8 0

2 years ago