-30+2x=3(3x+4)

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Solution for -30+2x=3(3x+4) equation:


Simplifying
-30 + 2x = 3(3x + 4)

Reorder the terms:
-30 + 2x = 3(4 + 3x)
-30 + 2x = (4 * 3 + 3x * 3)
-30 + 2x = (12 + 9x)

Solving
-30 + 2x = 12 + 9x

Solving for variable 'x'.

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

Add '-9x' to each side of the equation.
-30 + 2x + -9x = 12 + 9x + -9x

Combine like terms: 2x + -9x = -7x
-30 + -7x = 12 + 9x + -9x

Combine like terms: 9x + -9x = 0
-30 + -7x = 12 + 0
-30 + -7x = 12

Add '30' to each side of the equation.
-30 + 30 + -7x = 12 + 30

Combine like terms: -30 + 30 = 0
0 + -7x = 12 + 30
-7x = 12 + 30

Combine like terms: 12 + 30 = 42
-7x = 42

Divide each side by '-7'.
x = -6

Simplifying
x = -6

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