3x-42=-18

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Solution for 3x-42=-18 equation: 


Simplifying
3x + -42 = -18

Reorder the terms:
-42 + 3x = -18

Solving
-42 + 3x = -18

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 = -18 + 42

Combine like terms: -42 + 42 = 0
0 + 3x = -18 + 42
3x = -18 + 42

Combine like terms: -18 + 42 = 24
3x = 24

Divide each side by '3'.
x = 8

Simplifying
x = 8

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