6 weeks.
The equation for each is:
68 + 5x
25 + 12x
To show work I reccomend making a table:).
I also reccomend usijg a graphic calculator if it is available.
If not then plug in numbers into the variables by using estimates.
Answer:
1
9 +7= 7+9
2
10 +2 =10 +2
Step-by-step explanation:
Hope this helps
Answer:
52
Step-by-step explanation:
a(n)=-5+(n-1)3
a(20)=-5+(20-1)3
a(20)=52
