-3-8=7+x

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Solution for -3-8=7+x equation:


Simplifying
-3 + -8 = 7 + x

Combine like terms: -3 + -8 = -11
-11 = 7 + x

Solving
-11 = 7 + x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
-11 + -1x = 7 + x + -1x

Combine like terms: x + -1x = 0
-11 + -1x = 7 + 0
-11 + -1x = 7

Add '11' to each side of the equation.
-11 + 11 + -1x = 7 + 11

Combine like terms: -11 + 11 = 0
0 + -1x = 7 + 11
-1x = 7 + 11

Combine like terms: 7 + 11 = 18
-1x = 18

Divide each side by '-1'.
x = -18

Simplifying
x = -18

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