20=13(x)-5(1-x)

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Solution for 20=13(x)-5(1-x) equation:


Simplifying
20 = 13(x) + -5(1 + -1x)
20 = 13x + (1 * -5 + -1x * -5)
20 = 13x + (-5 + 5x)

Reorder the terms:
20 = -5 + 13x + 5x

Combine like terms: 13x + 5x = 18x
20 = -5 + 18x

Solving
20 = -5 + 18x

Solving for variable 'x'.

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

Add '-18x' to each side of the equation.
20 + -18x = -5 + 18x + -18x

Combine like terms: 18x + -18x = 0
20 + -18x = -5 + 0
20 + -18x = -5

Add '-20' to each side of the equation.
20 + -20 + -18x = -5 + -20

Combine like terms: 20 + -20 = 0
0 + -18x = -5 + -20
-18x = -5 + -20

Combine like terms: -5 + -20 = -25
-18x = -25

Divide each side by '-18'.
x = 1.388888889

Simplifying
x = 1.388888889

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