3r+r=2r+6

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Solution for 3r+r=2r+6 equation: 


Simplifying
3r + r = 2r + 6

Combine like terms: 3r + r = 4r
4r = 2r + 6

Reorder the terms:
4r = 6 + 2r

Solving
4r = 6 + 2r

Solving for variable 'r'.

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

Add '-2r' to each side of the equation.
4r + -2r = 6 + 2r + -2r

Combine like terms: 4r + -2r = 2r
2r = 6 + 2r + -2r

Combine like terms: 2r + -2r = 0
2r = 6 + 0
2r = 6

Divide each side by '2'.
r = 3

Simplifying
r = 3

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