-8x+9=-9x+20

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


Simplifying
-8x + 9 = -9x + 20

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

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

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

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

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

Add '-9' to each side of the equation.
9 + -9 + 1x = 20 + -9

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

Combine like terms: 20 + -9 = 11
1x = 11

Divide each side by '1'.
x = 11

Simplifying
x = 11

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