3(4s+7)=165

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Solution for 3(4s+7)=165 equation: 


Simplifying
3(4s + 7) = 165

Reorder the terms:
3(7 + 4s) = 165
(7 * 3 + 4s * 3) = 165
(21 + 12s) = 165

Solving
21 + 12s = 165

Solving for variable 's'.

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

Add '-21' to each side of the equation.
21 + -21 + 12s = 165 + -21

Combine like terms: 21 + -21 = 0
0 + 12s = 165 + -21
12s = 165 + -21

Combine like terms: 165 + -21 = 144
12s = 144

Divide each side by '12'.
s = 12

Simplifying
s = 12

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