15(3+s)=75

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Solution for 15(3+s)=75 equation: 


Simplifying
15(3 + s) = 75
(3 * 15 + s * 15) = 75
(45 + 15s) = 75

Solving
45 + 15s = 75

Solving for variable 's'.

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

Add '-45' to each side of the equation.
45 + -45 + 15s = 75 + -45

Combine like terms: 45 + -45 = 0
0 + 15s = 75 + -45
15s = 75 + -45

Combine like terms: 75 + -45 = 30
15s = 30

Divide each side by '15'.
s = 2

Simplifying
s = 2

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