20=-4(s-8)

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Solution for 20=-4(s-8) equation:


Simplifying
20 = -4(s + -8)

Reorder the terms:
20 = -4(-8 + s)
20 = (-8 * -4 + s * -4)
20 = (32 + -4s)

Solving
20 = 32 + -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.
20 + 4s = 32 + -4s + 4s

Combine like terms: -4s + 4s = 0
20 + 4s = 32 + 0
20 + 4s = 32

Add '-20' to each side of the equation.
20 + -20 + 4s = 32 + -20

Combine like terms: 20 + -20 = 0
0 + 4s = 32 + -20
4s = 32 + -20

Combine like terms: 32 + -20 = 12
4s = 12

Divide each side by '4'.
s = 3

Simplifying
s = 3

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