7x-(2x-4)=3(x+1)

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Solution for 7x-(2x-4)=3(x+1) equation:


Simplifying
7x + -1(2x + -4) = 3(x + 1)

Reorder the terms:
7x + -1(-4 + 2x) = 3(x + 1)
7x + (-4 * -1 + 2x * -1) = 3(x + 1)
7x + (4 + -2x) = 3(x + 1)

Reorder the terms:
4 + 7x + -2x = 3(x + 1)

Combine like terms: 7x + -2x = 5x
4 + 5x = 3(x + 1)

Reorder the terms:
4 + 5x = 3(1 + x)
4 + 5x = (1 * 3 + x * 3)
4 + 5x = (3 + 3x)

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

Combine like terms: 5x + -3x = 2x
4 + 2x = 3 + 3x + -3x

Combine like terms: 3x + -3x = 0
4 + 2x = 3 + 0
4 + 2x = 3

Add '-4' to each side of the equation.
4 + -4 + 2x = 3 + -4

Combine like terms: 4 + -4 = 0
0 + 2x = 3 + -4
2x = 3 + -4

Combine like terms: 3 + -4 = -1
2x = -1

Divide each side by '2'.
x = -0.5

Simplifying
x = -0.5

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