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

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


Simplifying
20 + -3x = 3(2 + 2x) + -4
20 + -3x = (2 * 3 + 2x * 3) + -4
20 + -3x = (6 + 6x) + -4

Reorder the terms:
20 + -3x = 6 + -4 + 6x

Combine like terms: 6 + -4 = 2
20 + -3x = 2 + 6x

Solving
20 + -3x = 2 + 6x

Solving for variable 'x'.

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

Add '-6x' to each side of the equation.
20 + -3x + -6x = 2 + 6x + -6x

Combine like terms: -3x + -6x = -9x
20 + -9x = 2 + 6x + -6x

Combine like terms: 6x + -6x = 0
20 + -9x = 2 + 0
20 + -9x = 2

Add '-20' to each side of the equation.
20 + -20 + -9x = 2 + -20

Combine like terms: 20 + -20 = 0
0 + -9x = 2 + -20
-9x = 2 + -20

Combine like terms: 2 + -20 = -18
-9x = -18

Divide each side by '-9'.
x = 2

Simplifying
x = 2

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