5x-3(x-7)=4-(x+7)

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Solution for 5x-3(x-7)=4-(x+7) equation:


Simplifying
5x + -3(x + -7) = 4 + -1(x + 7)

Reorder the terms:
5x + -3(-7 + x) = 4 + -1(x + 7)
5x + (-7 * -3 + x * -3) = 4 + -1(x + 7)
5x + (21 + -3x) = 4 + -1(x + 7)

Reorder the terms:
21 + 5x + -3x = 4 + -1(x + 7)

Combine like terms: 5x + -3x = 2x
21 + 2x = 4 + -1(x + 7)

Reorder the terms:
21 + 2x = 4 + -1(7 + x)
21 + 2x = 4 + (7 * -1 + x * -1)
21 + 2x = 4 + (-7 + -1x)

Combine like terms: 4 + -7 = -3
21 + 2x = -3 + -1x

Solving
21 + 2x = -3 + -1x

Solving for variable 'x'.

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

Add 'x' to each side of the equation.
21 + 2x + x = -3 + -1x + x

Combine like terms: 2x + x = 3x
21 + 3x = -3 + -1x + x

Combine like terms: -1x + x = 0
21 + 3x = -3 + 0
21 + 3x = -3

Add '-21' to each side of the equation.
21 + -21 + 3x = -3 + -21

Combine like terms: 21 + -21 = 0
0 + 3x = -3 + -21
3x = -3 + -21

Combine like terms: -3 + -21 = -24
3x = -24

Divide each side by '3'.
x = -8

Simplifying
x = -8

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