2r-8+5r=10+r

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Solution for 2r-8+5r=10+r equation:


Simplifying
2r + -8 + 5r = 10 + r

Reorder the terms:
-8 + 2r + 5r = 10 + r

Combine like terms: 2r + 5r = 7r
-8 + 7r = 10 + r

Solving
-8 + 7r = 10 + r

Solving for variable 'r'.

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

Add '-1r' to each side of the equation.
-8 + 7r + -1r = 10 + r + -1r

Combine like terms: 7r + -1r = 6r
-8 + 6r = 10 + r + -1r

Combine like terms: r + -1r = 0
-8 + 6r = 10 + 0
-8 + 6r = 10

Add '8' to each side of the equation.
-8 + 8 + 6r = 10 + 8

Combine like terms: -8 + 8 = 0
0 + 6r = 10 + 8
6r = 10 + 8

Combine like terms: 10 + 8 = 18
6r = 18

Divide each side by '6'.
r = 3

Simplifying
r = 3

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