-42-9x=-18-3x

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Solution for -42-9x=-18-3x equation:


Simplifying
-42 + -9x = -18 + -3x

Solving
-42 + -9x = -18 + -3x

Solving for variable 'x'.

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

Add '3x' to each side of the equation.
-42 + -9x + 3x = -18 + -3x + 3x

Combine like terms: -9x + 3x = -6x
-42 + -6x = -18 + -3x + 3x

Combine like terms: -3x + 3x = 0
-42 + -6x = -18 + 0
-42 + -6x = -18

Add '42' to each side of the equation.
-42 + 42 + -6x = -18 + 42

Combine like terms: -42 + 42 = 0
0 + -6x = -18 + 42
-6x = -18 + 42

Combine like terms: -18 + 42 = 24
-6x = 24

Divide each side by '-6'.
x = -4

Simplifying
x = -4

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