5(1-x)+x=3(x+4)

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Solution for 5(1-x)+x=3(x+4) equation:


Simplifying
5(1 + -1x) + x = 3(x + 4)
(1 * 5 + -1x * 5) + x = 3(x + 4)
(5 + -5x) + x = 3(x + 4)

Combine like terms: -5x + x = -4x
5 + -4x = 3(x + 4)

Reorder the terms:
5 + -4x = 3(4 + x)
5 + -4x = (4 * 3 + x * 3)
5 + -4x = (12 + 3x)

Solving
5 + -4x = 12 + 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.
5 + -4x + -3x = 12 + 3x + -3x

Combine like terms: -4x + -3x = -7x
5 + -7x = 12 + 3x + -3x

Combine like terms: 3x + -3x = 0
5 + -7x = 12 + 0
5 + -7x = 12

Add '-5' to each side of the equation.
5 + -5 + -7x = 12 + -5

Combine like terms: 5 + -5 = 0
0 + -7x = 12 + -5
-7x = 12 + -5

Combine like terms: 12 + -5 = 7
-7x = 7

Divide each side by '-7'.
x = -1

Simplifying
x = -1

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