9=4S

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Solution for 9=4S equation:


Simplifying
9 = 4S

Solving
9 = 4S

Solving for variable 'S'.

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

Add '-4S' to each side of the equation.
9 + -4S = 4S + -4S

Combine like terms: 4S + -4S = 0
9 + -4S = 0

Add '-9' to each side of the equation.
9 + -9 + -4S = 0 + -9

Combine like terms: 9 + -9 = 0
0 + -4S = 0 + -9
-4S = 0 + -9

Combine like terms: 0 + -9 = -9
-4S = -9

Divide each side by '-4'.
S = 2.25

Simplifying
S = 2.25

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