Question

if 7y/5+4y/5= -8 , then y/40 is equal to
a) 11 b)1/11 c)-1/11 d)5

plz ans this question ​​

Answer 1

Answer:

c) -1/11

Step-by-step explanation:

7y/5 + 4y/5 = -8

denominators are same

then 7y+4y/5= -8

11y/5= -8

11y = -8 *5

11y = -40

y = -40/11

y= -3.64

then let y/40 is equal to x

then y/40 = x

put value of y

-3.64/40 = x

then x = -1/11