Kristina has $400 to spend on shirts and gym shorts for a fundraiser for her schools soccer team. She needs to buy a total of at least 80 items without buying too much of one item. Write a system of inequalities

Step-by-step explanation:

Given that,

Kristina has $400 to spend on shirts and gym shorts for a fundraiser for her schools soccer team.

Let he brought x t-shirts and y gym shorts.

ATQ,

She needs to buy a total of at least 80 items without buying too much of one item. The inequality that represents the above scenario is as follows :

Hence, this is the required solution.

option (b) is correct

step-by-step explanation:

to find the solution of this system, we need to convert it into reduced row-echelon form. we have,

after applying row operations r2 -> r2/2 and r3 -> r3/3, we get,

i think it’s a i believe