55=12+x

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Solution for 55=12+x equation:


Simplifying
55 = 12 + x

Solving
55 = 12 + 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.
55 + -1x = 12 + x + -1x

Combine like terms: x + -1x = 0
55 + -1x = 12 + 0
55 + -1x = 12

Add '-55' to each side of the equation.
55 + -55 + -1x = 12 + -55

Combine like terms: 55 + -55 = 0
0 + -1x = 12 + -55
-1x = 12 + -55

Combine like terms: 12 + -55 = -43
-1x = -43

Divide each side by '-1'.
x = 43

Simplifying
x = 43

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