Question

the product of two numbers is 5/9 if one of the number is -8/21 find the other number​

Answer 1

Answer:

Let the numbers are X & Y and X =3/2 as given.

X*Y=5

3/2Y=5

3Y=10

Y=10/3

Now X = 3/2 and Y = 10/3

3/2+10/3=?

(9+20)/6=?

29/6 is the sum.

Answer 2

Answer:

let the other number be y

$y*-8/21=5/9\\y=5/9*21/-8\\y=35/-24$

= in mixed fraction = -1  11/24

Step-by-step explanation: