Question

8,4×(y-17,9)=4,2 помогите пожалуйста

Answer 1

8.4y-150.36-4.2=0
8.4y-154.36=0
8.4y=154.56
y=154.56/8.4
y=18.4

Answer 2

8,4y - 150,36 - 4,2 = 0

Answer 3

8,4y - 154,36 = 0

Answer 4

8,4y = 154,36

Answer 5

y = 154,36 / 8,4

Answer 6

y= 18,4

Answer 7

8,4у-150,36=4,2
8,4у=154,56
у=18,4