8(8+y)=7(6+y)

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Solution for 8(8+y)=7(6+y) equation:


Simplifying
8(8 + y) = 7(6 + y)
(8 * 8 + y * 8) = 7(6 + y)
(64 + 8y) = 7(6 + y)
64 + 8y = (6 * 7 + y * 7)
64 + 8y = (42 + 7y)

Solving
64 + 8y = 42 + 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.
64 + 8y + -7y = 42 + 7y + -7y

Combine like terms: 8y + -7y = 1y
64 + 1y = 42 + 7y + -7y

Combine like terms: 7y + -7y = 0
64 + 1y = 42 + 0
64 + 1y = 42

Add '-64' to each side of the equation.
64 + -64 + 1y = 42 + -64

Combine like terms: 64 + -64 = 0
0 + 1y = 42 + -64
1y = 42 + -64

Combine like terms: 42 + -64 = -22
1y = -22

Divide each side by '1'.
y = -22

Simplifying
y = -22

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