-3x-42=74+x

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Solution for -3x-42=74+x equation:


Simplifying
-3x + -42 = 74 + x

Reorder the terms:
-42 + -3x = 74 + x

Solving
-42 + -3x = 74 + x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
-42 + -3x + -1x = 74 + x + -1x

Combine like terms: -3x + -1x = -4x
-42 + -4x = 74 + x + -1x

Combine like terms: x + -1x = 0
-42 + -4x = 74 + 0
-42 + -4x = 74

Add '42' to each side of the equation.
-42 + 42 + -4x = 74 + 42

Combine like terms: -42 + 42 = 0
0 + -4x = 74 + 42
-4x = 74 + 42

Combine like terms: 74 + 42 = 116
-4x = 116

Divide each side by '-4'.
x = -29

Simplifying
x = -29

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