-(3x+4)-(-2x-5)=-7

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Solution for -(3x+4)-(-2x-5)=-7 equation:


Simplifying
-1(3x + 4) + -1(-2x + -5) = -7

Reorder the terms:
-1(4 + 3x) + -1(-2x + -5) = -7
(4 * -1 + 3x * -1) + -1(-2x + -5) = -7
(-4 + -3x) + -1(-2x + -5) = -7

Reorder the terms:
-4 + -3x + -1(-5 + -2x) = -7
-4 + -3x + (-5 * -1 + -2x * -1) = -7
-4 + -3x + (5 + 2x) = -7

Reorder the terms:
-4 + 5 + -3x + 2x = -7

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

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

Solving
1 + -1x = -7

Solving for variable 'x'.

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

Add '-1' to each side of the equation.
1 + -1 + -1x = -7 + -1

Combine like terms: 1 + -1 = 0
0 + -1x = -7 + -1
-1x = -7 + -1

Combine like terms: -7 + -1 = -8
-1x = -8

Divide each side by '-1'.
x = 8

Simplifying
x = 8

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