15+13=-71-9x

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Solution for 15+13=-71-9x equation:


Simplifying
15 + 13 = -71 + -9x

Combine like terms: 15 + 13 = 28
28 = -71 + -9x

Solving
28 = -71 + -9x

Solving for variable 'x'.

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

Add '9x' to each side of the equation.
28 + 9x = -71 + -9x + 9x

Combine like terms: -9x + 9x = 0
28 + 9x = -71 + 0
28 + 9x = -71

Add '-28' to each side of the equation.
28 + -28 + 9x = -71 + -28

Combine like terms: 28 + -28 = 0
0 + 9x = -71 + -28
9x = -71 + -28

Combine like terms: -71 + -28 = -99
9x = -99

Divide each side by '9'.
x = -11

Simplifying
x = -11

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