15-r=1+2r

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Solution for 15-r=1+2r equation:


Simplifying
15 + -1r = 1 + 2r

Solving
15 + -1r = 1 + 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.
15 + -1r + -2r = 1 + 2r + -2r

Combine like terms: -1r + -2r = -3r
15 + -3r = 1 + 2r + -2r

Combine like terms: 2r + -2r = 0
15 + -3r = 1 + 0
15 + -3r = 1

Add '-15' to each side of the equation.
15 + -15 + -3r = 1 + -15

Combine like terms: 15 + -15 = 0
0 + -3r = 1 + -15
-3r = 1 + -15

Combine like terms: 1 + -15 = -14
-3r = -14

Divide each side by '-3'.
r = 4.666666667

Simplifying
r = 4.666666667

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