8x-7=2x-20

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Solution for 8x-7=2x-20 equation:


Simplifying
8x + -7 = 2x + -20

Reorder the terms:
-7 + 8x = 2x + -20

Reorder the terms:
-7 + 8x = -20 + 2x

Solving
-7 + 8x = -20 + 2x

Solving for variable 'x'.

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

Add '-2x' to each side of the equation.
-7 + 8x + -2x = -20 + 2x + -2x

Combine like terms: 8x + -2x = 6x
-7 + 6x = -20 + 2x + -2x

Combine like terms: 2x + -2x = 0
-7 + 6x = -20 + 0
-7 + 6x = -20

Add '7' to each side of the equation.
-7 + 7 + 6x = -20 + 7

Combine like terms: -7 + 7 = 0
0 + 6x = -20 + 7
6x = -20 + 7

Combine like terms: -20 + 7 = -13
6x = -13

Divide each side by '6'.
x = -2.166666667

Simplifying
x = -2.166666667

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