-9x-9=4x+30

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Solution for -9x-9=4x+30 equation:


Simplifying
-9x + -9 = 4x + 30

Reorder the terms:
-9 + -9x = 4x + 30

Reorder the terms:
-9 + -9x = 30 + 4x

Solving
-9 + -9x = 30 + 4x

Solving for variable 'x'.

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

Add '-4x' to each side of the equation.
-9 + -9x + -4x = 30 + 4x + -4x

Combine like terms: -9x + -4x = -13x
-9 + -13x = 30 + 4x + -4x

Combine like terms: 4x + -4x = 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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