-(-4+s)=-.3(12s-21)

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Solution for -(-4+s)=-.3(12s-21) equation:


Simplifying
-1(-4 + s) = -0.3(12s + -21)
(-4 * -1 + s * -1) = -0.3(12s + -21)
(4 + -1s) = -0.3(12s + -21)

Reorder the terms:
4 + -1s = -0.3(-21 + 12s)
4 + -1s = (-21 * -0.3 + 12s * -0.3)
4 + -1s = (6.3 + -3.6s)

Solving
4 + -1s = 6.3 + -3.6s

Solving for variable 's'.

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

Add '3.6s' to each side of the equation.
4 + -1s + 3.6s = 6.3 + -3.6s + 3.6s

Combine like terms: -1s + 3.6s = 2.6s
4 + 2.6s = 6.3 + -3.6s + 3.6s

Combine like terms: -3.6s + 3.6s = 0.0
4 + 2.6s = 6.3 + 0.0
4 + 2.6s = 6.3

Add '-4' to each side of the equation.
4 + -4 + 2.6s = 6.3 + -4

Combine like terms: 4 + -4 = 0
0 + 2.6s = 6.3 + -4
2.6s = 6.3 + -4

Combine like terms: 6.3 + -4 = 2.3
2.6s = 2.3

Divide each side by '2.6'.
s = 0.8846153846

Simplifying
s = 0.8846153846

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