-x+7+8=19

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Solution for -x+7+8=19 equation:


Simplifying
-1x + 7 + 8 = 19

Reorder the terms:
7 + 8 + -1x = 19

Combine like terms: 7 + 8 = 15
15 + -1x = 19

Solving
15 + -1x = 19

Solving for variable 'x'.

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

Add '-15' to each side of the equation.
15 + -15 + -1x = 19 + -15

Combine like terms: 15 + -15 = 0
0 + -1x = 19 + -15
-1x = 19 + -15

Combine like terms: 19 + -15 = 4
-1x = 4

Divide each side by '-1'.
x = -4

Simplifying
x = -4

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