-40-7x=8x-20

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Solution for -40-7x=8x-20 equation:


Simplifying
-40 + -7x = 8x + -20

Reorder the terms:
-40 + -7x = -20 + 8x

Solving
-40 + -7x = -20 + 8x

Solving for variable 'x'.

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

Add '-8x' to each side of the equation.
-40 + -7x + -8x = -20 + 8x + -8x

Combine like terms: -7x + -8x = -15x
-40 + -15x = -20 + 8x + -8x

Combine like terms: 8x + -8x = 0
-40 + -15x = -20 + 0
-40 + -15x = -20

Add '40' to each side of the equation.
-40 + 40 + -15x = -20 + 40

Combine like terms: -40 + 40 = 0
0 + -15x = -20 + 40
-15x = -20 + 40

Combine like terms: -20 + 40 = 20
-15x = 20

Divide each side by '-15'.
x = -1.333333333

Simplifying
x = -1.333333333

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