20-8X=15-3X-11

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Solution for 20-8X=15-3X-11 equation:


Simplifying
20 + -8X = 15 + -3X + -11

Reorder the terms:
20 + -8X = 15 + -11 + -3X

Combine like terms: 15 + -11 = 4
20 + -8X = 4 + -3X

Solving
20 + -8X = 4 + -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 + -8X + 3X = 4 + -3X + 3X

Combine like terms: -8X + 3X = -5X
20 + -5X = 4 + -3X + 3X

Combine like terms: -3X + 3X = 0
20 + -5X = 4 + 0
20 + -5X = 4

Add '-20' to each side of the equation.
20 + -20 + -5X = 4 + -20

Combine like terms: 20 + -20 = 0
0 + -5X = 4 + -20
-5X = 4 + -20

Combine like terms: 4 + -20 = -16
-5X = -16

Divide each side by '-5'.
X = 3.2

Simplifying
X = 3.2

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