-3x+3(-3x+14)=-42

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Solution for -3x+3(-3x+14)=-42 equation:


Simplifying
-3x + 3(-3x + 14) = -42

Reorder the terms:
-3x + 3(14 + -3x) = -42
-3x + (14 * 3 + -3x * 3) = -42
-3x + (42 + -9x) = -42

Reorder the terms:
42 + -3x + -9x = -42

Combine like terms: -3x + -9x = -12x
42 + -12x = -42

Solving
42 + -12x = -42

Solving for variable 'x'.

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

Add '-42' to each side of the equation.
42 + -42 + -12x = -42 + -42

Combine like terms: 42 + -42 = 0
0 + -12x = -42 + -42
-12x = -42 + -42

Combine like terms: -42 + -42 = -84
-12x = -84

Divide each side by '-12'.
x = 7

Simplifying
x = 7

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