help me please?

Question

translate each phrase into an algebraic expression.
1. the morning temperature increase by sixteen degrees.
2. six times the cost of the old book.
3.two times the difference of a number and eight.

Answer 1

1.m+16
2.6(x)
3.2(x-8)

Answer 2

x+16=y

6x=y

2(x-8)=y