F(r)=5r+7+2r

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Solution for F(r)=5r+7+2r equation: 


Simplifying
F(r) = 5r + 7 + 2r

Multiply F * r
rF = 5r + 7 + 2r

Reorder the terms:
rF = 7 + 5r + 2r

Combine like terms: 5r + 2r = 7r
rF = 7 + 7r

Solving
rF = 7 + 7r

Solving for variable 'r'.

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

Add '-7r' to each side of the equation.
-7r + rF = 7 + 7r + -7r

Combine like terms: 7r + -7r = 0
-7r + rF = 7 + 0
-7r + rF = 7

Reorder the terms:
-7 + -7r + rF = 7 + -7

Combine like terms: 7 + -7 = 0
-7 + -7r + rF = 0

The solution to this equation could not be determined.

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