7x+12=-2x-13

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Solution for 7x+12=-2x-13 equation:


Simplifying
7x + 12 = -2x + -13

Reorder the terms:
12 + 7x = -2x + -13

Reorder the terms:
12 + 7x = -13 + -2x

Solving
12 + 7x = -13 + -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.
12 + 7x + 2x = -13 + -2x + 2x

Combine like terms: 7x + 2x = 9x
12 + 9x = -13 + -2x + 2x

Combine like terms: -2x + 2x = 0
12 + 9x = -13 + 0
12 + 9x = -13

Add '-12' to each side of the equation.
12 + -12 + 9x = -13 + -12

Combine like terms: 12 + -12 = 0
0 + 9x = -13 + -12
9x = -13 + -12

Combine like terms: -13 + -12 = -25
9x = -25

Divide each side by '9'.
x = -2.777777778

Simplifying
x = -2.777777778

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