12+4x=20-3x+8

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Solution for 12+4x=20-3x+8 equation:


Simplifying
12 + 4x = 20 + -3x + 8

Reorder the terms:
12 + 4x = 20 + 8 + -3x

Combine like terms: 20 + 8 = 28
12 + 4x = 28 + -3x

Solving
12 + 4x = 28 + -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.
12 + 4x + 3x = 28 + -3x + 3x

Combine like terms: 4x + 3x = 7x
12 + 7x = 28 + -3x + 3x

Combine like terms: -3x + 3x = 0
12 + 7x = 28 + 0
12 + 7x = 28

Add '-12' to each side of the equation.
12 + -12 + 7x = 28 + -12

Combine like terms: 12 + -12 = 0
0 + 7x = 28 + -12
7x = 28 + -12

Combine like terms: 28 + -12 = 16
7x = 16

Divide each side by '7'.
x = 2.285714286

Simplifying
x = 2.285714286

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