81+289=x

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Solution for 81+289=x equation:


Simplifying
81 + 289 = x

Combine like terms: 81 + 289 = 370
370 = x

Solving
370 = 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.
370 + -1x = x + -1x

Combine like terms: x + -1x = 0
370 + -1x = 0

Add '-370' to each side of the equation.
370 + -370 + -1x = 0 + -370

Combine like terms: 370 + -370 = 0
0 + -1x = 0 + -370
-1x = 0 + -370

Combine like terms: 0 + -370 = -370
-1x = -370

Divide each side by '-1'.
x = 370

Simplifying
x = 370

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