-55+7x=57-x

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Solution for -55+7x=57-x equation:


Simplifying
-55 + 7x = 57 + -1x

Solving
-55 + 7x = 57 + -1x

Solving for variable 'x'.

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

Add 'x' to each side of the equation.
-55 + 7x + x = 57 + -1x + x

Combine like terms: 7x + x = 8x
-55 + 8x = 57 + -1x + x

Combine like terms: -1x + x = 0
-55 + 8x = 57 + 0
-55 + 8x = 57

Add '55' to each side of the equation.
-55 + 55 + 8x = 57 + 55

Combine like terms: -55 + 55 = 0
0 + 8x = 57 + 55
8x = 57 + 55

Combine like terms: 57 + 55 = 112
8x = 112

Divide each side by '8'.
x = 14

Simplifying
x = 14

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