The inequity of a distribution in a poor measure of fairness because it only can be calculated when playing with the Greedy Strategy. True or False

Tanya has $42 to spend at the dolphin island store. tshirts sell for $7 each and a pair of sunglases sells for $6.tanya buys 3 tshirts. how many pairs of sunglases can she buys with the amount of money she has left

What is the value of x in the diagram below?

Solve this system of equations. 12x − 18y = 27 4x − 6y = 10