A farmer buys 4 orange trees and 9 tomato plants for $190. Another farmer buys 5 orange trees and 6 tomato plants for
$185. Write and solve a system to determine the cost per
orange tree (x) and the cost per tomato plant (y).
12

Jackson earns $25 per hour as a tutor at the college library. he set a weekly spending budget of $130 each week and puts the remaining money in his savings account. how many hours must he work this week to have at least an extra $50 to put in his savings account