7x+15=-2x-3

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Solution for 7x+15=-2x-3 equation:


Simplifying
7x + 15 = -2x + -3

Reorder the terms:
15 + 7x = -2x + -3

Reorder the terms:
15 + 7x = -3 + -2x

Solving
15 + 7x = -3 + -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 + 7x + 2x = -3 + -2x + 2x

Combine like terms: 7x + 2x = 9x
15 + 9x = -3 + -2x + 2x

Combine like terms: -2x + 2x = 0
15 + 9x = -3 + 0
15 + 9x = -3

Add '-15' to each side of the equation.
15 + -15 + 9x = -3 + -15

Combine like terms: 15 + -15 = 0
0 + 9x = -3 + -15
9x = -3 + -15

Combine like terms: -3 + -15 = -18
9x = -18

Divide each side by '9'.
x = -2

Simplifying
x = -2

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