99=8+7x

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Solution for 99=8+7x equation:


Simplifying
99 = 8 + 7x

Solving
99 = 8 + 7x

Solving for variable 'x'.

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

Add '-7x' to each side of the equation.
99 + -7x = 8 + 7x + -7x

Combine like terms: 7x + -7x = 0
99 + -7x = 8 + 0
99 + -7x = 8

Add '-99' to each side of the equation.
99 + -99 + -7x = 8 + -99

Combine like terms: 99 + -99 = 0
0 + -7x = 8 + -99
-7x = 8 + -99

Combine like terms: 8 + -99 = -91
-7x = -91

Divide each side by '-7'.
x = 13

Simplifying
x = 13

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