7s+3s=12s-30

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Solution for 7s+3s=12s-30 equation:


Simplifying
7s + 3s = 12s + -30

Combine like terms: 7s + 3s = 10s
10s = 12s + -30

Reorder the terms:
10s = -30 + 12s

Solving
10s = -30 + 12s

Solving for variable 's'.

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

Add '-12s' to each side of the equation.
10s + -12s = -30 + 12s + -12s

Combine like terms: 10s + -12s = -2s
-2s = -30 + 12s + -12s

Combine like terms: 12s + -12s = 0
-2s = -30 + 0
-2s = -30

Divide each side by '-2'.
s = 15

Simplifying
s = 15

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