-3x-42=3

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Solution for -3x-42=3 equation: 


Simplifying
-3x + -42 = 3

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

Solving
-42 + -3x = 3

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 + -3x = 3 + 42

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

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

Divide each side by '-3'.
x = -15

Simplifying
x = -15

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