-7x-20=-3x

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Solution for -7x-20=-3x equation:


Simplifying
-7x + -20 = -3x

Reorder the terms:
-20 + -7x = -3x

Solving
-20 + -7x = -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.
-20 + -7x + 3x = -3x + 3x

Combine like terms: -7x + 3x = -4x
-20 + -4x = -3x + 3x

Combine like terms: -3x + 3x = 0
-20 + -4x = 0

Add '20' to each side of the equation.
-20 + 20 + -4x = 0 + 20

Combine like terms: -20 + 20 = 0
0 + -4x = 0 + 20
-4x = 0 + 20

Combine like terms: 0 + 20 = 20
-4x = 20

Divide each side by '-4'.
x = -5

Simplifying
x = -5

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