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What is the value of x in 5x - 7 = y, if y =8

What is the value of x in 5x - 7 = y, if y =8
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22 votes
What is the value of x in 5x - 7 = y, if y =8

User Cipriani
by
7.5k points

2 Answers

7 votes

Answer:

The value of x is 3.

Explanation:

5x-7=y

5x-7=8

5x=8+7

5x=15

x=15/5

x=3

User PouyaB
by
8.5k points
4 votes

Answer: x = 3

To get that answer, we replace y with 8 and then isolate x.

5x-7 = y

5x-7 = 8

5x = 8+7

5x = 15

x = 15/5

x = 3

User William Brendel
by
7.9k points
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