-3x-42+10x+12=18(x+2)

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Solution for -3x-42+10x+12=18(x+2) equation:


Simplifying
-3x + -42 + 10x + 12 = 18(x + 2)

Reorder the terms:
-42 + 12 + -3x + 10x = 18(x + 2)

Combine like terms: -42 + 12 = -30
-30 + -3x + 10x = 18(x + 2)

Combine like terms: -3x + 10x = 7x
-30 + 7x = 18(x + 2)

Reorder the terms:
-30 + 7x = 18(2 + x)
-30 + 7x = (2 * 18 + x * 18)
-30 + 7x = (36 + 18x)

Solving
-30 + 7x = 36 + 18x

Solving for variable 'x'.

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

Add '-18x' to each side of the equation.
-30 + 7x + -18x = 36 + 18x + -18x

Combine like terms: 7x + -18x = -11x
-30 + -11x = 36 + 18x + -18x

Combine like terms: 18x + -18x = 0
-30 + -11x = 36 + 0
-30 + -11x = 36

Add '30' to each side of the equation.
-30 + 30 + -11x = 36 + 30

Combine like terms: -30 + 30 = 0
0 + -11x = 36 + 30
-11x = 36 + 30

Combine like terms: 36 + 30 = 66
-11x = 66

Divide each side by '-11'.
x = -6

Simplifying
x = -6

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