Question

I cannot understand this AT ALL. for some reason..help?

1) I bought apples -three for $1.49. What is the unit rate?

2) Simplify: 12(5x +4)-(24-12)

3) The sale price for Campbell's soup is 4 for $1.24. How much would it be for six cans of soup?

4) 17+(-28)=​

Answer 1

Explanation:

1) 1.49/3=.49 each

2)12(5x+4)-(24-12)

60x+48-24+12 (dont forget to distribute the negative sign)

60x+36

3)1.24/4=.31

.31x6=1.86

4)17+(-28)

same thing as saying 17-28=-11