-5(7s-3)=21+4s

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Solution for -5(7s-3)=21+4s equation:


Simplifying
-5(7s + -3) = 21 + 4s

Reorder the terms:
-5(-3 + 7s) = 21 + 4s
(-3 * -5 + 7s * -5) = 21 + 4s
(15 + -35s) = 21 + 4s

Solving
15 + -35s = 21 + 4s

Solving for variable 's'.

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

Add '-4s' to each side of the equation.
15 + -35s + -4s = 21 + 4s + -4s

Combine like terms: -35s + -4s = -39s
15 + -39s = 21 + 4s + -4s

Combine like terms: 4s + -4s = 0
15 + -39s = 21 + 0
15 + -39s = 21

Add '-15' to each side of the equation.
15 + -15 + -39s = 21 + -15

Combine like terms: 15 + -15 = 0
0 + -39s = 21 + -15
-39s = 21 + -15

Combine like terms: 21 + -15 = 6
-39s = 6

Divide each side by '-39'.
s = -0.1538461538

Simplifying
s = -0.1538461538

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