57-(6x-17)=9x-31

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Solution for 57-(6x-17)=9x-31 equation:


Simplifying
57 + -1(6x + -17) = 9x + -31

Reorder the terms:
57 + -1(-17 + 6x) = 9x + -31
57 + (-17 * -1 + 6x * -1) = 9x + -31
57 + (17 + -6x) = 9x + -31

Combine like terms: 57 + 17 = 74
74 + -6x = 9x + -31

Reorder the terms:
74 + -6x = -31 + 9x

Solving
74 + -6x = -31 + 9x

Solving for variable 'x'.

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

Add '-9x' to each side of the equation.
74 + -6x + -9x = -31 + 9x + -9x

Combine like terms: -6x + -9x = -15x
74 + -15x = -31 + 9x + -9x

Combine like terms: 9x + -9x = 0
74 + -15x = -31 + 0
74 + -15x = -31

Add '-74' to each side of the equation.
74 + -74 + -15x = -31 + -74

Combine like terms: 74 + -74 = 0
0 + -15x = -31 + -74
-15x = -31 + -74

Combine like terms: -31 + -74 = -105
-15x = -105

Divide each side by '-15'.
x = 7

Simplifying
x = 7

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