4x+8-7x=3x+20

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Solution for 4x+8-7x=3x+20 equation:


Simplifying
4x + 8 + -7x = 3x + 20

Reorder the terms:
8 + 4x + -7x = 3x + 20

Combine like terms: 4x + -7x = -3x
8 + -3x = 3x + 20

Reorder the terms:
8 + -3x = 20 + 3x

Solving
8 + -3x = 20 + 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.
8 + -3x + -3x = 20 + 3x + -3x

Combine like terms: -3x + -3x = -6x
8 + -6x = 20 + 3x + -3x

Combine like terms: 3x + -3x = 0
8 + -6x = 20 + 0
8 + -6x = 20

Add '-8' to each side of the equation.
8 + -8 + -6x = 20 + -8

Combine like terms: 8 + -8 = 0
0 + -6x = 20 + -8
-6x = 20 + -8

Combine like terms: 20 + -8 = 12
-6x = 12

Divide each side by '-6'.
x = -2

Simplifying
x = -2

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