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

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


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

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

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

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

Remove parenthesis around (-2 + x)
-4 + -1x = -2 + x + (x + 7)

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

Remove parenthesis around (7 + x)
-4 + -1x = -2 + x + 7 + x

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

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

Combine like terms: x + x = 2x
-4 + -1x = 5 + 2x

Solving
-4 + -1x = 5 + 2x

Solving for variable 'x'.

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

Add '-2x' to each side of the equation.
-4 + -1x + -2x = 5 + 2x + -2x

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

Combine like terms: 2x + -2x = 0
-4 + -3x = 5 + 0
-4 + -3x = 5

Add '4' to each side of the equation.
-4 + 4 + -3x = 5 + 4

Combine like terms: -4 + 4 = 0
0 + -3x = 5 + 4
-3x = 5 + 4

Combine like terms: 5 + 4 = 9
-3x = 9

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

Simplifying
x = -3

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