20=4(X+4)-20

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Solution for 20=4(X+4)-20 equation: 


Simplifying
20 = 4(X + 4) + -20

Reorder the terms:
20 = 4(4 + X) + -20
20 = (4 * 4 + X * 4) + -20
20 = (16 + 4X) + -20

Reorder the terms:
20 = 16 + -20 + 4X

Combine like terms: 16 + -20 = -4
20 = -4 + 4X

Solving
20 = -4 + 4X

Solving for variable 'X'.

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

Add '-4X' to each side of the equation.
20 + -4X = -4 + 4X + -4X

Combine like terms: 4X + -4X = 0
20 + -4X = -4 + 0
20 + -4X = -4

Add '-20' to each side of the equation.
20 + -20 + -4X = -4 + -20

Combine like terms: 20 + -20 = 0
0 + -4X = -4 + -20
-4X = -4 + -20

Combine like terms: -4 + -20 = -24
-4X = -24

Divide each side by '-4'.
X = 6

Simplifying
X = 6

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