Emma bought 3 packages of ground beef. The packages weighed 1 5/8 pounds, 3 7/16 pounds, and 2 3/8 pounds. She wrote this numerical expression to show the total number of pounds of ground beef that she bought.

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

Solve for x and y: 217x + 131y = 913; 131x + 217y = 827

When george started his current job, his employer told him that at the end of the first year, he would receive two vacation days. after each year worked, his number of vacation days will double up to five work weeks (25days) of payed vacation. how many vacation days will he have in 4 years