7-3x=x-4(2x+x)

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Solution for 7-3x=x-4(2x+x) equation:


Simplifying
7 + -3x = x + -4(2x + x)

Combine like terms: 2x + x = 3x
7 + -3x = x + -4(3x)

Remove parenthesis around (3x)
7 + -3x = x + -4 * 3x

Multiply -4 * 3
7 + -3x = x + -12x

Combine like terms: x + -12x = -11x
7 + -3x = -11x

Solving
7 + -3x = -11x

Solving for variable 'x'.

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

Add '11x' to each side of the equation.
7 + -3x + 11x = -11x + 11x

Combine like terms: -3x + 11x = 8x
7 + 8x = -11x + 11x

Combine like terms: -11x + 11x = 0
7 + 8x = 0

Add '-7' to each side of the equation.
7 + -7 + 8x = 0 + -7

Combine like terms: 7 + -7 = 0
0 + 8x = 0 + -7
8x = 0 + -7

Combine like terms: 0 + -7 = -7
8x = -7

Divide each side by '8'.
x = -0.875

Simplifying
x = -0.875

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