3s+7=-5s-9

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Solution for 3s+7=-5s-9 equation:


Simplifying
3s + 7 = -5s + -9

Reorder the terms:
7 + 3s = -5s + -9

Reorder the terms:
7 + 3s = -9 + -5s

Solving
7 + 3s = -9 + -5s

Solving for variable 's'.

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

Add '5s' to each side of the equation.
7 + 3s + 5s = -9 + -5s + 5s

Combine like terms: 3s + 5s = 8s
7 + 8s = -9 + -5s + 5s

Combine like terms: -5s + 5s = 0
7 + 8s = -9 + 0
7 + 8s = -9

Add '-7' to each side of the equation.
7 + -7 + 8s = -9 + -7

Combine like terms: 7 + -7 = 0
0 + 8s = -9 + -7
8s = -9 + -7

Combine like terms: -9 + -7 = -16
8s = -16

Divide each side by '8'.
s = -2

Simplifying
s = -2

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