20=5(-1+3x)-5(1-3x)

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Solution for 20=5(-1+3x)-5(1-3x) equation:


Simplifying
20 = 5(-1 + 3x) + -5(1 + -3x)
20 = (-1 * 5 + 3x * 5) + -5(1 + -3x)
20 = (-5 + 15x) + -5(1 + -3x)
20 = -5 + 15x + (1 * -5 + -3x * -5)
20 = -5 + 15x + (-5 + 15x)

Reorder the terms:
20 = -5 + -5 + 15x + 15x

Combine like terms: -5 + -5 = -10
20 = -10 + 15x + 15x

Combine like terms: 15x + 15x = 30x
20 = -10 + 30x

Solving
20 = -10 + 30x

Solving for variable 'x'.

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

Add '-30x' to each side of the equation.
20 + -30x = -10 + 30x + -30x

Combine like terms: 30x + -30x = 0
20 + -30x = -10 + 0
20 + -30x = -10

Add '-20' to each side of the equation.
20 + -20 + -30x = -10 + -20

Combine like terms: 20 + -20 = 0
0 + -30x = -10 + -20
-30x = -10 + -20

Combine like terms: -10 + -20 = -30
-30x = -30

Divide each side by '-30'.
x = 1

Simplifying
x = 1

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