8r-20=10

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Solution for 8r-20=10 equation:


Simplifying
8r + -20 = 10

Reorder the terms:
-20 + 8r = 10

Solving
-20 + 8r = 10

Solving for variable 'r'.

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

Add '20' to each side of the equation.
-20 + 20 + 8r = 10 + 20

Combine like terms: -20 + 20 = 0
0 + 8r = 10 + 20
8r = 10 + 20

Combine like terms: 10 + 20 = 30
8r = 30

Divide each side by '8'.
r = 3.75

Simplifying
r = 3.75

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