3x+7=-2x-15

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


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

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

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

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

Combine like terms: 3x + 2x = 5x
7 + 5x = -15 + -2x + 2x

Combine like terms: -2x + 2x = 0
7 + 5x = -15 + 0
7 + 5x = -15

Add '-7' to each side of the equation.
7 + -7 + 5x = -15 + -7

Combine like terms: 7 + -7 = 0
0 + 5x = -15 + -7
5x = -15 + -7

Combine like terms: -15 + -7 = -22
5x = -22

Divide each side by '5'.
x = -4.4

Simplifying
x = -4.4

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