4s+9=12s

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Solution for 4s+9=12s equation:


Simplifying
4s + 9 = 12s

Reorder the terms:
9 + 4s = 12s

Solving
9 + 4s = 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.
9 + 4s + -12s = 12s + -12s

Combine like terms: 4s + -12s = -8s
9 + -8s = 12s + -12s

Combine like terms: 12s + -12s = 0
9 + -8s = 0

Add '-9' to each side of the equation.
9 + -9 + -8s = 0 + -9

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

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

Divide each side by '-8'.
s = 1.125

Simplifying
s = 1.125

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