Gwen bought 2 1/4 pound bag of seed and 3 1/2 pound bag of seed in total the cost was $16.79 how much was each bag of seed

Adepartment store purchases screen-printed t-shirts at a cost of $5 per shirt. they mark up the price 150% (making the selling price 250% of the store's purchase price) and put them on the sales floor. every month that a t-shirt doesn't sell, the store reduces the selling price by 25%.

The only way to identify an intercept is as an ordered pair. true false

Ineed to know the answer to this algebra question.