7(4s+8)=420

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Solution for 7(4s+8)=420 equation:


Simplifying
7(4s + 8) = 420

Reorder the terms:
7(8 + 4s) = 420
(8 * 7 + 4s * 7) = 420
(56 + 28s) = 420

Solving
56 + 28s = 420

Solving for variable 's'.

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

Add '-56' to each side of the equation.
56 + -56 + 28s = 420 + -56

Combine like terms: 56 + -56 = 0
0 + 28s = 420 + -56
28s = 420 + -56

Combine like terms: 420 + -56 = 364
28s = 364

Divide each side by '28'.
s = 13

Simplifying
s = 13

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