7(12-y)-y=0

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Solution for 7(12-y)-y=0 equation:


Simplifying
7(12 + -1y) + -1y = 0
(12 * 7 + -1y * 7) + -1y = 0
(84 + -7y) + -1y = 0

Combine like terms: -7y + -1y = -8y
84 + -8y = 0

Solving
84 + -8y = 0

Solving for variable 'y'.

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

Add '-84' to each side of the equation.
84 + -84 + -8y = 0 + -84

Combine like terms: 84 + -84 = 0
0 + -8y = 0 + -84
-8y = 0 + -84

Combine like terms: 0 + -84 = -84
-8y = -84

Divide each side by '-8'.
y = 10.5

Simplifying
y = 10.5

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