3x+18=3(5x-2)

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Solution for 3x+18=3(5x-2) equation:


Simplifying
3x + 18 = 3(5x + -2)

Reorder the terms:
18 + 3x = 3(5x + -2)

Reorder the terms:
18 + 3x = 3(-2 + 5x)
18 + 3x = (-2 * 3 + 5x * 3)
18 + 3x = (-6 + 15x)

Solving
18 + 3x = -6 + 15x

Solving for variable 'x'.

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

Add '-15x' to each side of the equation.
18 + 3x + -15x = -6 + 15x + -15x

Combine like terms: 3x + -15x = -12x
18 + -12x = -6 + 15x + -15x

Combine like terms: 15x + -15x = 0
18 + -12x = -6 + 0
18 + -12x = -6

Add '-18' to each side of the equation.
18 + -18 + -12x = -6 + -18

Combine like terms: 18 + -18 = 0
0 + -12x = -6 + -18
-12x = -6 + -18

Combine like terms: -6 + -18 = -24
-12x = -24

Divide each side by '-12'.
x = 2

Simplifying
x = 2

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