7x+15=-3-2-x

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


Simplifying
7x + 15 = -3 + -2 + -1x

Reorder the terms:
15 + 7x = -3 + -2 + -1x

Combine like terms: -3 + -2 = -5
15 + 7x = -5 + -1x

Solving
15 + 7x = -5 + -1x

Solving for variable 'x'.

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

Add 'x' to each side of the equation.
15 + 7x + x = -5 + -1x + x

Combine like terms: 7x + x = 8x
15 + 8x = -5 + -1x + x

Combine like terms: -1x + x = 0
15 + 8x = -5 + 0
15 + 8x = -5

Add '-15' to each side of the equation.
15 + -15 + 8x = -5 + -15

Combine like terms: 15 + -15 = 0
0 + 8x = -5 + -15
8x = -5 + -15

Combine like terms: -5 + -15 = -20
8x = -20

Divide each side by '8'.
x = -2.5

Simplifying
x = -2.5

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