11r-2r-7r-2r+4r=16

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Solution for 11r-2r-7r-2r+4r=16 equation: 


Simplifying
11r + -2r + -7r + -2r + 4r = 16

Combine like terms: 11r + -2r = 9r
9r + -7r + -2r + 4r = 16

Combine like terms: 9r + -7r = 2r
2r + -2r + 4r = 16

Combine like terms: 2r + -2r = 0
0 + 4r = 16
4r = 16

Solving
4r = 16

Solving for variable 'r'.

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

Divide each side by '4'.
r = 4

Simplifying
r = 4

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