-12=2+5y+2r

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Solution for -12=2+5y+2r equation: 


Simplifying
-12 = 2 + 5y + 2r

Reorder the terms:
-12 = 2 + 2r + 5y

Solving
-12 = 2 + 2r + 5y

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.
-12 + -2r = 2 + 2r + -2r + 5y

Combine like terms: 2r + -2r = 0
-12 + -2r = 2 + 0 + 5y
-12 + -2r = 2 + 5y

Add '12' to each side of the equation.
-12 + 12 + -2r = 2 + 12 + 5y

Combine like terms: -12 + 12 = 0
0 + -2r = 2 + 12 + 5y
-2r = 2 + 12 + 5y

Combine like terms: 2 + 12 = 14
-2r = 14 + 5y

Divide each side by '-2'.
r = -7 + -2.5y

Simplifying
r = -7 + -2.5y

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