8x-20=9x+7

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Solution for 8x-20=9x+7 equation:


Simplifying
8x + -20 = 9x + 7

Reorder the terms:
-20 + 8x = 9x + 7

Reorder the terms:
-20 + 8x = 7 + 9x

Solving
-20 + 8x = 7 + 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.
-20 + 8x + -9x = 7 + 9x + -9x

Combine like terms: 8x + -9x = -1x
-20 + -1x = 7 + 9x + -9x

Combine like terms: 9x + -9x = 0
-20 + -1x = 7 + 0
-20 + -1x = 7

Add '20' to each side of the equation.
-20 + 20 + -1x = 7 + 20

Combine like terms: -20 + 20 = 0
0 + -1x = 7 + 20
-1x = 7 + 20

Combine like terms: 7 + 20 = 27
-1x = 27

Divide each side by '-1'.
x = -27

Simplifying
x = -27

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