Spale. Giles is making tacos for dinner and bought some beef and chicken. At the store, he bought twice as much beef as chicken. The
chicken costs $1.85 per pound, and the beef costs $3.70 per pound. Before sales tax, Giles spent a total of $12.95 on beef and
chicken.
The system of equations below represent the pounds of chicken, x, and pounds of beef, y, that Giles purchased.
y = 21
1.851 + 3.7y = 12.95