7(9s+3)=-21-2s

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Solution for 7(9s+3)=-21-2s equation:


Simplifying
7(9s + 3) = -21 + -2s

Reorder the terms:
7(3 + 9s) = -21 + -2s
(3 * 7 + 9s * 7) = -21 + -2s
(21 + 63s) = -21 + -2s

Solving
21 + 63s = -21 + -2s

Solving for variable 's'.

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

Add '2s' to each side of the equation.
21 + 63s + 2s = -21 + -2s + 2s

Combine like terms: 63s + 2s = 65s
21 + 65s = -21 + -2s + 2s

Combine like terms: -2s + 2s = 0
21 + 65s = -21 + 0
21 + 65s = -21

Add '-21' to each side of the equation.
21 + -21 + 65s = -21 + -21

Combine like terms: 21 + -21 = 0
0 + 65s = -21 + -21
65s = -21 + -21

Combine like terms: -21 + -21 = -42
65s = -42

Divide each side by '65'.
s = -0.6461538462

Simplifying
s = -0.6461538462

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