3(-3x-1)=42

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Solution for 3(-3x-1)=42 equation: 


Simplifying
3(-3x + -1) = 42

Reorder the terms:
3(-1 + -3x) = 42
(-1 * 3 + -3x * 3) = 42
(-3 + -9x) = 42

Solving
-3 + -9x = 42

Solving for variable 'x'.

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

Add '3' to each side of the equation.
-3 + 3 + -9x = 42 + 3

Combine like terms: -3 + 3 = 0
0 + -9x = 42 + 3
-9x = 42 + 3

Combine like terms: 42 + 3 = 45
-9x = 45

Divide each side by '-9'.
x = -5

Simplifying
x = -5

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