(3x-4)2=5x+20

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Solution for (3x-4)2=5x+20 equation:


Simplifying
(3x + -4) * 2 = 5x + 20

Reorder the terms:
(-4 + 3x) * 2 = 5x + 20

Reorder the terms for easier multiplication:
2(-4 + 3x) = 5x + 20
(-4 * 2 + 3x * 2) = 5x + 20
(-8 + 6x) = 5x + 20

Reorder the terms:
-8 + 6x = 20 + 5x

Solving
-8 + 6x = 20 + 5x

Solving for variable 'x'.

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

Add '-5x' to each side of the equation.
-8 + 6x + -5x = 20 + 5x + -5x

Combine like terms: 6x + -5x = 1x
-8 + 1x = 20 + 5x + -5x

Combine like terms: 5x + -5x = 0
-8 + 1x = 20 + 0
-8 + 1x = 20

Add '8' to each side of the equation.
-8 + 8 + 1x = 20 + 8

Combine like terms: -8 + 8 = 0
0 + 1x = 20 + 8
1x = 20 + 8

Combine like terms: 20 + 8 = 28
1x = 28

Divide each side by '1'.
x = 28

Simplifying
x = 28

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