Question

step by step explanation ​

Answer 1

Answer:

2-y/ y+ 7= 3/ 5

by cross multiplying

5(2-y) = 3( y+7)

10- 5y = 3y+ 21

10-21 = 3y+ 5y

-11= 8y

y= -11/ 8

hope it helps

Answer 2

Answer:

answer is 0.72

Step-by-step explanation:

i have done it in the pic.

i hope it helps you...❤️

thanks