20(x+1)-12x=9-(4x-1)

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Solution for 20(x+1)-12x=9-(4x-1) equation:


Simplifying
20(x + 1) + -12x = 9 + -1(4x + -1)

Reorder the terms:
20(1 + x) + -12x = 9 + -1(4x + -1)
(1 * 20 + x * 20) + -12x = 9 + -1(4x + -1)
(20 + 20x) + -12x = 9 + -1(4x + -1)

Combine like terms: 20x + -12x = 8x
20 + 8x = 9 + -1(4x + -1)

Reorder the terms:
20 + 8x = 9 + -1(-1 + 4x)
20 + 8x = 9 + (-1 * -1 + 4x * -1)
20 + 8x = 9 + (1 + -4x)

Combine like terms: 9 + 1 = 10
20 + 8x = 10 + -4x

Solving
20 + 8x = 10 + -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 + 8x + 4x = 10 + -4x + 4x

Combine like terms: 8x + 4x = 12x
20 + 12x = 10 + -4x + 4x

Combine like terms: -4x + 4x = 0
20 + 12x = 10 + 0
20 + 12x = 10

Add '-20' to each side of the equation.
20 + -20 + 12x = 10 + -20

Combine like terms: 20 + -20 = 0
0 + 12x = 10 + -20
12x = 10 + -20

Combine like terms: 10 + -20 = -10
12x = -10

Divide each side by '12'.
x = -0.8333333333

Simplifying
x = -0.8333333333

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