6x+140=13x-7

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Solution for 6x+140=13x-7 equation:


Simplifying
6x + 140 = 13x + -7

Reorder the terms:
140 + 6x = 13x + -7

Reorder the terms:
140 + 6x = -7 + 13x

Solving
140 + 6x = -7 + 13x

Solving for variable 'x'.

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

Add '-13x' to each side of the equation.
140 + 6x + -13x = -7 + 13x + -13x

Combine like terms: 6x + -13x = -7x
140 + -7x = -7 + 13x + -13x

Combine like terms: 13x + -13x = 0
140 + -7x = -7 + 0
140 + -7x = -7

Add '-140' to each side of the equation.
140 + -140 + -7x = -7 + -140

Combine like terms: 140 + -140 = 0
0 + -7x = -7 + -140
-7x = -7 + -140

Combine like terms: -7 + -140 = -147
-7x = -147

Divide each side by '-7'.
x = 21

Simplifying
x = 21

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