30-2S=4S

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Solution for 30-2S=4S equation:


Simplifying
30 + -2S = 4S

Solving
30 + -2S = 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.
30 + -2S + -4S = 4S + -4S

Combine like terms: -2S + -4S = -6S
30 + -6S = 4S + -4S

Combine like terms: 4S + -4S = 0
30 + -6S = 0

Add '-30' to each side of the equation.
30 + -30 + -6S = 0 + -30

Combine like terms: 30 + -30 = 0
0 + -6S = 0 + -30
-6S = 0 + -30

Combine like terms: 0 + -30 = -30
-6S = -30

Divide each side by '-6'.
S = 5

Simplifying
S = 5

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