-42=7+7x

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Solution for -42=7+7x equation:


Simplifying
-42 = 7 + 7x

Solving
-42 = 7 + 7x

Solving for variable 'x'.

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

Add '-7x' to each side of the equation.
-42 + -7x = 7 + 7x + -7x

Combine like terms: 7x + -7x = 0
-42 + -7x = 7 + 0
-42 + -7x = 7

Add '42' to each side of the equation.
-42 + 42 + -7x = 7 + 42

Combine like terms: -42 + 42 = 0
0 + -7x = 7 + 42
-7x = 7 + 42

Combine like terms: 7 + 42 = 49
-7x = 49

Divide each side by '-7'.
x = -7

Simplifying
x = -7

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