8-(-x-4)=3(x+3)-7(X+3)

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Solution for 8-(-x-4)=3(x+3)-7(X+3) equation:


Simplifying
8 + -1(-1x + -4) = 3(x + 3) + -7(X + 3)

Reorder the terms:
8 + -1(-4 + -1x) = 3(x + 3) + -7(X + 3)
8 + (-4 * -1 + -1x * -1) = 3(x + 3) + -7(X + 3)
8 + (4 + 1x) = 3(x + 3) + -7(X + 3)

Combine like terms: 8 + 4 = 12
12 + 1x = 3(x + 3) + -7(X + 3)

Reorder the terms:
12 + 1x = 3(3 + x) + -7(X + 3)
12 + 1x = (3 * 3 + x * 3) + -7(X + 3)
12 + 1x = (9 + 3x) + -7(X + 3)

Reorder the terms:
12 + 1x = 9 + 3x + -7(3 + X)
12 + 1x = 9 + 3x + (3 * -7 + X * -7)
12 + 1x = 9 + 3x + (-21 + -7X)

Reorder the terms:
12 + 1x = 9 + -21 + -7X + 3x

Combine like terms: 9 + -21 = -12
12 + 1x = -12 + -7X + 3x

Solving
12 + 1x = -12 + -7X + 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.
12 + 1x + -3x = -12 + -7X + 3x + -3x

Combine like terms: 1x + -3x = -2x
12 + -2x = -12 + -7X + 3x + -3x

Combine like terms: 3x + -3x = 0
12 + -2x = -12 + -7X + 0
12 + -2x = -12 + -7X

Add '-12' to each side of the equation.
12 + -12 + -2x = -12 + -12 + -7X

Combine like terms: 12 + -12 = 0
0 + -2x = -12 + -12 + -7X
-2x = -12 + -12 + -7X

Combine like terms: -12 + -12 = -24
-2x = -24 + -7X

Divide each side by '-2'.
x = 12 + 3.5X

Simplifying
x = 12 + 3.5X

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