4X-4=8X-20

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Solution for 4X-4=8X-20 equation:


Simplifying
4X + -4 = 8X + -20

Reorder the terms:
-4 + 4X = 8X + -20

Reorder the terms:
-4 + 4X = -20 + 8X

Solving
-4 + 4X = -20 + 8X

Solving for variable 'X'.

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

Add '-8X' to each side of the equation.
-4 + 4X + -8X = -20 + 8X + -8X

Combine like terms: 4X + -8X = -4X
-4 + -4X = -20 + 8X + -8X

Combine like terms: 8X + -8X = 0
-4 + -4X = -20 + 0
-4 + -4X = -20

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

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

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

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

Simplifying
X = 4

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