9x-9=10x+30

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Solution for 9x-9=10x+30 equation:


Simplifying
9x + -9 = 10x + 30

Reorder the terms:
-9 + 9x = 10x + 30

Reorder the terms:
-9 + 9x = 30 + 10x

Solving
-9 + 9x = 30 + 10x

Solving for variable 'x'.

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

Add '-10x' to each side of the equation.
-9 + 9x + -10x = 30 + 10x + -10x

Combine like terms: 9x + -10x = -1x
-9 + -1x = 30 + 10x + -10x

Combine like terms: 10x + -10x = 0
-9 + -1x = 30 + 0
-9 + -1x = 30

Add '9' to each side of the equation.
-9 + 9 + -1x = 30 + 9

Combine like terms: -9 + 9 = 0
0 + -1x = 30 + 9
-1x = 30 + 9

Combine like terms: 30 + 9 = 39
-1x = 39

Divide each side by '-1'.
x = -39

Simplifying
x = -39

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