81+78=x

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Solution for 81+78=x equation:


Simplifying
81 + 78 = x

Combine like terms: 81 + 78 = 159
159 = x

Solving
159 = x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
159 + -1x = x + -1x

Combine like terms: x + -1x = 0
159 + -1x = 0

Add '-159' to each side of the equation.
159 + -159 + -1x = 0 + -159

Combine like terms: 159 + -159 = 0
0 + -1x = 0 + -159
-1x = 0 + -159

Combine like terms: 0 + -159 = -159
-1x = -159

Divide each side by '-1'.
x = 159

Simplifying
x = 159

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