Question

please help!!! Add or subtract. Simplify the answer to lowest term
(6/r) + (7/(r-4)) is the answer 13/(r2-4)

Answer 1

(6/r)+(7/(r-4))=(6(r-4)+7r)/(r(r-4))=(6r-24+7r)/(r*2-4r)=(13r-24)/(r*2-4r)

Answer 2

then = 13/(r2-4)

Answer 3

(13r/r(r-4))-24/(r(r-4))=(13/(r-4))-(24/(r*2-4r))

Answer 4

this is the answer

Answer 5

is totally simplifued??

Answer 6

yes

Answer 7

not 13/r^2-4

Answer 8

is what i have wrote but can tel me how have to you resulted this answer ?

Answer 9

an equation helper

Answer 10

so i understand but if you check it this answer not can being correct
check please what i have wrote step by step

Answer 11

and hope so much that you will can understanding all

Answer 12

thx u