7(3s+3)=231

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Solution for 7(3s+3)=231 equation:


Simplifying
7(3s + 3) = 231

Reorder the terms:
7(3 + 3s) = 231
(3 * 7 + 3s * 7) = 231
(21 + 21s) = 231

Solving
21 + 21s = 231

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 + 21s = 231 + -21

Combine like terms: 21 + -21 = 0
0 + 21s = 231 + -21
21s = 231 + -21

Combine like terms: 231 + -21 = 210
21s = 210

Divide each side by '21'.
s = 10

Simplifying
s = 10

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