8=7(y-7)

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Solution for 8=7(y-7) equation:


Simplifying
8 = 7(y + -7)

Reorder the terms:
8 = 7(-7 + y)
8 = (-7 * 7 + y * 7)
8 = (-49 + 7y)

Solving
8 = -49 + 7y

Solving for variable 'y'.

Move all terms containing y to the left, all other terms to the right.

Add '-7y' to each side of the equation.
8 + -7y = -49 + 7y + -7y

Combine like terms: 7y + -7y = 0
8 + -7y = -49 + 0
8 + -7y = -49

Add '-8' to each side of the equation.
8 + -8 + -7y = -49 + -8

Combine like terms: 8 + -8 = 0
0 + -7y = -49 + -8
-7y = -49 + -8

Combine like terms: -49 + -8 = -57
-7y = -57

Divide each side by '-7'.
y = 8.142857143

Simplifying
y = 8.142857143

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