8(2r-5)=s

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Solution for 8(2r-5)=s equation: 


Simplifying
8(2r + -5) = s

Reorder the terms:
8(-5 + 2r) = s
(-5 * 8 + 2r * 8) = s
(-40 + 16r) = s

Solving
-40 + 16r = s

Solving for variable 'r'.

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

Add '40' to each side of the equation.
-40 + 40 + 16r = 40 + s

Combine like terms: -40 + 40 = 0
0 + 16r = 40 + s
16r = 40 + s

Divide each side by '16'.
r = 2.5 + 0.0625s

Simplifying
r = 2.5 + 0.0625s

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