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

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


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

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

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

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

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

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

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

Solving
5 + -2x = 7

Solving for variable 'x'.

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

Add '-5' to each side of the equation.
5 + -5 + -2x = 7 + -5

Combine like terms: 5 + -5 = 0
0 + -2x = 7 + -5
-2x = 7 + -5

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

Divide each side by '-2'.
x = -1

Simplifying
x = -1

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