Question

Write each quiotent as a rational expression and simplify.

1. z+3/z-2 divided by 3/4

2.2y+10/3y-15 divided by 7y-21/8y-40

Answer 1

z=-3, 2

Answer 2

for q.1

Answer 3

how do u do these problems?

Answer 4

was the solution correct?

Answer 5

if the solution was not correct, i don't want to show you the wrong way.

Answer 6

well -3 +3=0 and 2-2=0. So yes.

Answer 7

so you are not certain as to how to setup these problems to solve for the given variable is that what you are saying?

Answer 8

Yes

Answer 9

okay, if will show you how i solved it okay?

Answer 10

z+3/z-2 / 3/4

Answer 11

that is one rational expression divided by another rational expression

Answer 12

we have variable z to be solved. so we set the whole expression equal to zero, cross multiply and solve for z. Make sense?

Answer 13

Oh so almost always the first two set of numbers have to be = to zero. Yeah im pretty good with that. I need help on this one. 2y+10/3y-15 divided by 7y-21/8y-40

Answer 14

can you try it yourself, show me what you get, and then i will show you. how's that sound?

Answer 15

Ok as long as you correct me if im wrong

Answer 16

no trouble i'm here

Answer 17

I got 16(y+5)/2/(y+3)

Answer 18

1 moment please

Answer 19

do you have the answers to this question?

Answer 20

yeah i barely remember i asked it already

Answer 21

do you know how to to simplify rational expressions?

Answer 22

i think it is 16(y+5)/21(y-3)

Answer 23

yes i do. is that the answer in the book?

Answer 24

Yes that is the answer thanks for the help

Answer 25

you are welcome!