20=6-7x-7

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Solution for 20=6-7x-7 equation:


Simplifying
20 = 6 + -7x + -7

Reorder the terms:
20 = 6 + -7 + -7x

Combine like terms: 6 + -7 = -1
20 = -1 + -7x

Solving
20 = -1 + -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.
20 + 7x = -1 + -7x + 7x

Combine like terms: -7x + 7x = 0
20 + 7x = -1 + 0
20 + 7x = -1

Add '-20' to each side of the equation.
20 + -20 + 7x = -1 + -20

Combine like terms: 20 + -20 = 0
0 + 7x = -1 + -20
7x = -1 + -20

Combine like terms: -1 + -20 = -21
7x = -21

Divide each side by '7'.
x = -3

Simplifying
x = -3

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