SOLUTION: Perform the indicated operations and simplify. (v-8)/(v-9)- (v+1)/(v+9)+(v-27)/(v^2-81)=??

Algebra ->  Polynomials-and-rational-expressions -> SOLUTION: Perform the indicated operations and simplify. (v-8)/(v-9)- (v+1)/(v+9)+(v-27)/(v^2-81)=??      Log On


   

Question 156880: Perform the indicated operations and simplify.
(v-8)/(v-9)- (v+1)/(v+9)+(v-27)/(v^2-81)=??
Answer by checkley77(12844) About Me  (Show Source):
You can put this solution on YOUR website!
(v-8)/(v-9)-(v+1)/(v+9)+(v-27)/(v^2-81)
(v^2-81)=(v+9)(v-9) [the common denominator.]
[(v-8)(v+9)-(v+1)(v-9)+(v-27)]/(v+9)(v-9)
[(v^2+v-72)-(v^2-8v-9)+(v-27)]/(v+9)(v-9)
(v-72+8v+9+v-27)/(v+9)(v-9)
(10v-90)/(v+9)(v-9)
10(v-9)/(v+9)(v-9)
10/(v+9) answer.