Question

which rational number should be subtracted from minus 7 by 9 to get 5 by 6​

Answer 1

Answer:

let the no be x

ATQ

7/9-x = 5/6

-x = 5/6 - 7/9

-x = 15/18-14/18

-x = 1/18

x= -1/18

Answer 2

Answer:

-1/8

Step-by-step explanation:

let the number be x

7/9 - x = 5/6

-x = 5/6 -7/9

LCM = 18

-x = 5*3/6*3 - 7*2/9*2

= 15/18 - 14/18

= 1/18

.°. -x = 1/18

x = -1/18