4x+18=3(3x-4)

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Solution for 4x+18=3(3x-4) equation:


Simplifying
4x + 18 = 3(3x + -4)

Reorder the terms:
18 + 4x = 3(3x + -4)

Reorder the terms:
18 + 4x = 3(-4 + 3x)
18 + 4x = (-4 * 3 + 3x * 3)
18 + 4x = (-12 + 9x)

Solving
18 + 4x = -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.
18 + 4x + -9x = -12 + 9x + -9x

Combine like terms: 4x + -9x = -5x
18 + -5x = -12 + 9x + -9x

Combine like terms: 9x + -9x = 0
18 + -5x = -12 + 0
18 + -5x = -12

Add '-18' to each side of the equation.
18 + -18 + -5x = -12 + -18

Combine like terms: 18 + -18 = 0
0 + -5x = -12 + -18
-5x = -12 + -18

Combine like terms: -12 + -18 = -30
-5x = -30

Divide each side by '-5'.
x = 6

Simplifying
x = 6

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