-3(-5x-4)=42

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Solution for -3(-5x-4)=42 equation:


Simplifying
-3(-5x + -4) = 42

Reorder the terms:
-3(-4 + -5x) = 42
(-4 * -3 + -5x * -3) = 42
(12 + 15x) = 42

Solving
12 + 15x = 42

Solving for variable 'x'.

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

Add '-12' to each side of the equation.
12 + -12 + 15x = 42 + -12

Combine like terms: 12 + -12 = 0
0 + 15x = 42 + -12
15x = 42 + -12

Combine like terms: 42 + -12 = 30
15x = 30

Divide each side by '15'.
x = 2

Simplifying
x = 2

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