-4(s+3)+6s=30

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Solution for -4(s+3)+6s=30 equation:


Simplifying
-4(s + 3) + 6s = 30

Reorder the terms:
-4(3 + s) + 6s = 30
(3 * -4 + s * -4) + 6s = 30
(-12 + -4s) + 6s = 30

Combine like terms: -4s + 6s = 2s
-12 + 2s = 30

Solving
-12 + 2s = 30

Solving for variable 's'.

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

Add '12' to each side of the equation.
-12 + 12 + 2s = 30 + 12

Combine like terms: -12 + 12 = 0
0 + 2s = 30 + 12
2s = 30 + 12

Combine like terms: 30 + 12 = 42
2s = 42

Divide each side by '2'.
s = 21

Simplifying
s = 21

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