30-2s=4

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Solution for 30-2s=4 equation: 


Simplifying
30 + -2s = 4

Solving
30 + -2s = 4

Solving for variable 's'.

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

Add '-30' to each side of the equation.
30 + -30 + -2s = 4 + -30

Combine like terms: 30 + -30 = 0
0 + -2s = 4 + -30
-2s = 4 + -30

Combine like terms: 4 + -30 = -26
-2s = -26

Divide each side by '-2'.
s = 13

Simplifying
s = 13

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