12(12)+x=9(9)

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Solution for 12(12)+x=9(9) equation: 


Simplifying
12(12) + x = 9(9)

Multiply 12 * 12
144 + x = 9(9)

Multiply 9 * 9
144 + x = 81

Solving
144 + x = 81

Solving for variable 'x'.

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

Add '-144' to each side of the equation.
144 + -144 + x = 81 + -144

Combine like terms: 144 + -144 = 0
0 + x = 81 + -144
x = 81 + -144

Combine like terms: 81 + -144 = -63
x = -63

Simplifying
x = -63

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