10x-9=30-3x

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Solution for 10x-9=30-3x equation:


Simplifying
10x + -9 = 30 + -3x

Reorder the terms:
-9 + 10x = 30 + -3x

Solving
-9 + 10x = 30 + -3x

Solving for variable 'x'.

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

Add '3x' to each side of the equation.
-9 + 10x + 3x = 30 + -3x + 3x

Combine like terms: 10x + 3x = 13x
-9 + 13x = 30 + -3x + 3x

Combine like terms: -3x + 3x = 0
-9 + 13x = 30 + 0
-9 + 13x = 30

Add '9' to each side of the equation.
-9 + 9 + 13x = 30 + 9

Combine like terms: -9 + 9 = 0
0 + 13x = 30 + 9
13x = 30 + 9

Combine like terms: 30 + 9 = 39
13x = 39

Divide each side by '13'.
x = 3

Simplifying
x = 3

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