NEED HELP AS SOON AS POSSIBLE Jason bought 7 new baseballl trading cards to add to his collection. The next day His dog ate half of his collection. There are only 45 cards left how many cards did Jason start with

-85 cards
-83 cards
-87 cards

Don't know how to find x given these segment lengths

The students at jefferson middle school are raising money for a charity by selling t-shirts and hats. the number of t-shirts sold was 3 times the number of hats. the profit was $5 for each t-shirt sold and $2.50 for each hat sold. the students raised $840 for the charity. they used the system below to analyze their success and found the solution to be (144, 48). 5x+2.50y=840 x=3y how much did they earn from t-shirt sales?

If bill bought a home for $210,000 and he sold it a year later for $120,000 his percentage of loss is