5x-7-4x-8-8x-20=0

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Solution for 5x-7-4x-8-8x-20=0 equation:


Simplifying
5x + -7 + -4x + -8 + -8x + -20 = 0

Reorder the terms:
-7 + -8 + -20 + 5x + -4x + -8x = 0

Combine like terms: -7 + -8 = -15
-15 + -20 + 5x + -4x + -8x = 0

Combine like terms: -15 + -20 = -35
-35 + 5x + -4x + -8x = 0

Combine like terms: 5x + -4x = 1x
-35 + 1x + -8x = 0

Combine like terms: 1x + -8x = -7x
-35 + -7x = 0

Solving
-35 + -7x = 0

Solving for variable 'x'.

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

Add '35' to each side of the equation.
-35 + 35 + -7x = 0 + 35

Combine like terms: -35 + 35 = 0
0 + -7x = 0 + 35
-7x = 0 + 35

Combine like terms: 0 + 35 = 35
-7x = 35

Divide each side by '-7'.
x = -5

Simplifying
x = -5

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