2(90-7x)=x-126

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Solution for 2(90-7x)=x-126 equation:


Simplifying
2(90 + -7x) = x + -126
(90 * 2 + -7x * 2) = x + -126
(180 + -14x) = x + -126

Reorder the terms:
180 + -14x = -126 + x

Solving
180 + -14x = -126 + 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.
180 + -14x + -1x = -126 + x + -1x

Combine like terms: -14x + -1x = -15x
180 + -15x = -126 + x + -1x

Combine like terms: x + -1x = 0
180 + -15x = -126 + 0
180 + -15x = -126

Add '-180' to each side of the equation.
180 + -180 + -15x = -126 + -180

Combine like terms: 180 + -180 = 0
0 + -15x = -126 + -180
-15x = -126 + -180

Combine like terms: -126 + -180 = -306
-15x = -306

Divide each side by '-15'.
x = 20.4

Simplifying
x = 20.4

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