1. (10 points) Explain how you solve the following system of linear equations by graphing, substitution, and elimination: X + 2y = 63x - y = 4

Please hurry!

Data was collected on myrtle beach for 11 consecutive days. each day the temperature and number of visitors was noted. the scatter plot below represents this data. how many people visited the beach when the temperature was 84 degrees?

Marla bought a book for $12.95, a binder for $3.49, and a backpack for $44.99. the sales tax rate is 6%. find the amount of tax and the total she paid for these items

What are the coordinates of the midpoint of ab? ,1/2) /2,-1) ,-3/2) /2,-2)