Integers
Would the graph of n ≥ 8 have an open circle or closed circle?
Closed circle
How can we represent "a number is at most 35"?
n ≤ 35
Lauren is trying to save up $400 for the summer. If she is able to save up $35 each week, how many weeks will it take for her to save up enough money?
12 weeks
Adrian is taking writing lessons for $40 per session. If he has $500, and needs to keep at least $150 in his bank account, how many sessions can he go to?
8 sessions
3.3h − 3 = 15 −1.2h
h=0.25
64 - 13x ≤ 12
x ≥ 4