(9x+30)+3x=70

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Solution for (9x+30)+3x=70 equation: 


Simplifying
(9x + 30) + 3x = 70

Reorder the terms:
(30 + 9x) + 3x = 70

Remove parenthesis around (30 + 9x)
30 + 9x + 3x = 70

Combine like terms: 9x + 3x = 12x
30 + 12x = 70

Solving
30 + 12x = 70

Solving for variable 'x'.

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

Add '-30' to each side of the equation.
30 + -30 + 12x = 70 + -30

Combine like terms: 30 + -30 = 0
0 + 12x = 70 + -30
12x = 70 + -30

Combine like terms: 70 + -30 = 40
12x = 40

Divide each side by '12'.
x = 3.333333333

Simplifying
x = 3.333333333

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