7x+7-7x+7-2x-8=42

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Solution for 7x+7-7x+7-2x-8=42 equation:


Simplifying
7x + 7 + -7x + 7 + -2x + -8 = 42

Reorder the terms:
7 + 7 + -8 + 7x + -7x + -2x = 42

Combine like terms: 7 + 7 = 14
14 + -8 + 7x + -7x + -2x = 42

Combine like terms: 14 + -8 = 6
6 + 7x + -7x + -2x = 42

Combine like terms: 7x + -7x = 0
6 + 0 + -2x = 42
6 + -2x = 42

Solving
6 + -2x = 42

Solving for variable 'x'.

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

Add '-6' to each side of the equation.
6 + -6 + -2x = 42 + -6

Combine like terms: 6 + -6 = 0
0 + -2x = 42 + -6
-2x = 42 + -6

Combine like terms: 42 + -6 = 36
-2x = 36

Divide each side by '-2'.
x = -18

Simplifying
x = -18

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