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Add Simplify, If Possible 4r+9r7\frac { 4 } { r } + \frac { 9 } { r - 7 }

Question 210

Multiple Choice

Add. Simplify, if possible.
- 4r+9r7\frac { 4 } { r } + \frac { 9 } { r - 7 }


A) 13r28r(7r) \frac { 13 r - 28 } { r ( 7 - r ) }
B) 28r13r(r7) \frac { 28 r - 13 } { r ( r - 7 ) }
C) 13r28r(r7) \frac { 13 r - 28 } { r ( r - 7 ) }
D) 28r13r(7r) \frac { 28 r - 13 } { r ( 7 - r ) }

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