materialgirlPERIODT materialgirlPERIODT

18-01-2022
Mathematics

contestada

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

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jimthompson5910 jimthompson5910

18-01-2022

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

Answer Link

Yang100 Yang100

18-01-2022

Answer:

The value of x is 3.

Step-by-step explanation:

5x-7=y

5x-7=8

5x=8+7

5x=15

x=15/5

x=3

Answer Link

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