63-r=2r+3

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Solution for 63-r=2r+3 equation:


Simplifying
63 + -1r = 2r + 3

Reorder the terms:
63 + -1r = 3 + 2r

Solving
63 + -1r = 3 + 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.
63 + -1r + -2r = 3 + 2r + -2r

Combine like terms: -1r + -2r = -3r
63 + -3r = 3 + 2r + -2r

Combine like terms: 2r + -2r = 0
63 + -3r = 3 + 0
63 + -3r = 3

Add '-63' to each side of the equation.
63 + -63 + -3r = 3 + -63

Combine like terms: 63 + -63 = 0
0 + -3r = 3 + -63
-3r = 3 + -63

Combine like terms: 3 + -63 = -60
-3r = -60

Divide each side by '-3'.
r = 20

Simplifying
r = 20

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