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Evaluate 4z -5y when z=8 and y=3
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5 votes
Evaluate 4z -5y when z=8 and y=3

User Hardik Chauhan
by
5.6k points

2 Answers

2 votes

Answer:

17

Explanation:

When you have a number by its variable you multiple, if you know the value of the variable then you multiply the two numbers together.

4z-5y

when z=8 and y=3

The equation really is

4 times 8 - 5 times 3

4 times 8 is 32

5 times 3 is 15

15-32

15-32= 17

User Steffy
by
6.1k points
5 votes

Answer:

17

Explanation:

In 4z -5y, substitutte 8 for z and 3 for y, obtaining:

4(8) - 5(3) = 32 - 15 = 17

User LivingstoneM
by
5.5k points
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