-7-8=-11-2x

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Solution for -7-8=-11-2x equation:


Simplifying
-7 + -8 = -11 + -2x

Combine like terms: -7 + -8 = -15
-15 = -11 + -2x

Solving
-15 = -11 + -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.
-15 + 2x = -11 + -2x + 2x

Combine like terms: -2x + 2x = 0
-15 + 2x = -11 + 0
-15 + 2x = -11

Add '15' to each side of the equation.
-15 + 15 + 2x = -11 + 15

Combine like terms: -15 + 15 = 0
0 + 2x = -11 + 15
2x = -11 + 15

Combine like terms: -11 + 15 = 4
2x = 4

Divide each side by '2'.
x = 2

Simplifying
x = 2

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