9x+9=153-3x

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Solution for 9x+9=153-3x equation:


Simplifying
9x + 9 = 153 + -3x

Reorder the terms:
9 + 9x = 153 + -3x

Solving
9 + 9x = 153 + -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 + 9x + 3x = 153 + -3x + 3x

Combine like terms: 9x + 3x = 12x
9 + 12x = 153 + -3x + 3x

Combine like terms: -3x + 3x = 0
9 + 12x = 153 + 0
9 + 12x = 153

Add '-9' to each side of the equation.
9 + -9 + 12x = 153 + -9

Combine like terms: 9 + -9 = 0
0 + 12x = 153 + -9
12x = 153 + -9

Combine like terms: 153 + -9 = 144
12x = 144

Divide each side by '12'.
x = 12

Simplifying
x = 12

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