10r-5=18

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Solution for 10r-5=18 equation: 


Simplifying
10r + -5 = 18

Reorder the terms:
-5 + 10r = 18

Solving
-5 + 10r = 18

Solving for variable 'r'.

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

Add '5' to each side of the equation.
-5 + 5 + 10r = 18 + 5

Combine like terms: -5 + 5 = 0
0 + 10r = 18 + 5
10r = 18 + 5

Combine like terms: 18 + 5 = 23
10r = 23

Divide each side by '10'.
r = 2.3

Simplifying
r = 2.3

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