4-8(1-9s)=31

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Solution for 4-8(1-9s)=31 equation:


Simplifying
4 + -8(1 + -9s) = 31
4 + (1 * -8 + -9s * -8) = 31
4 + (-8 + 72s) = 31

Combine like terms: 4 + -8 = -4
-4 + 72s = 31

Solving
-4 + 72s = 31

Solving for variable 's'.

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

Add '4' to each side of the equation.
-4 + 4 + 72s = 31 + 4

Combine like terms: -4 + 4 = 0
0 + 72s = 31 + 4
72s = 31 + 4

Combine like terms: 31 + 4 = 35
72s = 35

Divide each side by '72'.
s = 0.4861111111

Simplifying
s = 0.4861111111

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