2r+3r+5r-8=

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Solution for 2r+3r+5r-8= equation:


Simplifying
2r + 3r + 5r + -8 = 0

Reorder the terms:
-8 + 2r + 3r + 5r = 0

Combine like terms: 2r + 3r = 5r
-8 + 5r + 5r = 0

Combine like terms: 5r + 5r = 10r
-8 + 10r = 0

Solving
-8 + 10r = 0

Solving for variable 'r'.

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

Add '8' to each side of the equation.
-8 + 8 + 10r = 0 + 8

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

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

Divide each side by '10'.
r = 0.8

Simplifying
r = 0.8

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