4r+7(2r)=51

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Solution for 4r+7(2r)=51 equation: 


Simplifying
4r + 7(2r) = 51

Remove parenthesis around (2r)
4r + 7 * 2r = 51

Multiply 7 * 2
4r + 14r = 51

Combine like terms: 4r + 14r = 18r
18r = 51

Solving
18r = 51

Solving for variable 'r'.

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

Divide each side by '18'.
r = 2.833333333

Simplifying
r = 2.833333333

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