4x-20=12-3x+7

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Solution for 4x-20=12-3x+7 equation:


Simplifying
4x + -20 = 12 + -3x + 7

Reorder the terms:
-20 + 4x = 12 + -3x + 7

Reorder the terms:
-20 + 4x = 12 + 7 + -3x

Combine like terms: 12 + 7 = 19
-20 + 4x = 19 + -3x

Solving
-20 + 4x = 19 + -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 + 4x + 3x = 19 + -3x + 3x

Combine like terms: 4x + 3x = 7x
-20 + 7x = 19 + -3x + 3x

Combine like terms: -3x + 3x = 0
-20 + 7x = 19 + 0
-20 + 7x = 19

Add '20' to each side of the equation.
-20 + 20 + 7x = 19 + 20

Combine like terms: -20 + 20 = 0
0 + 7x = 19 + 20
7x = 19 + 20

Combine like terms: 19 + 20 = 39
7x = 39

Divide each side by '7'.
x = 5.571428571

Simplifying
x = 5.571428571

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