424=2s+6(s-20)

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Solution for 424=2s+6(s-20) equation:


Simplifying
424 = 2s + 6(s + -20)

Reorder the terms:
424 = 2s + 6(-20 + s)
424 = 2s + (-20 * 6 + s * 6)
424 = 2s + (-120 + 6s)

Reorder the terms:
424 = -120 + 2s + 6s

Combine like terms: 2s + 6s = 8s
424 = -120 + 8s

Solving
424 = -120 + 8s

Solving for variable 's'.

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

Add '-8s' to each side of the equation.
424 + -8s = -120 + 8s + -8s

Combine like terms: 8s + -8s = 0
424 + -8s = -120 + 0
424 + -8s = -120

Add '-424' to each side of the equation.
424 + -424 + -8s = -120 + -424

Combine like terms: 424 + -424 = 0
0 + -8s = -120 + -424
-8s = -120 + -424

Combine like terms: -120 + -424 = -544
-8s = -544

Divide each side by '-8'.
s = 68

Simplifying
s = 68

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