5r+2-2r=23

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Solution for 5r+2-2r=23 equation: 


Simplifying
5r + 2 + -2r = 23

Reorder the terms:
2 + 5r + -2r = 23

Combine like terms: 5r + -2r = 3r
2 + 3r = 23

Solving
2 + 3r = 23

Solving for variable 'r'.

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

Add '-2' to each side of the equation.
2 + -2 + 3r = 23 + -2

Combine like terms: 2 + -2 = 0
0 + 3r = 23 + -2
3r = 23 + -2

Combine like terms: 23 + -2 = 21
3r = 21

Divide each side by '3'.
r = 7

Simplifying
r = 7

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