Joe owns a sandwich shop. He charges $10.00 for two sandwiches and one drink and $6.50 for one sandwich and one drink. How much does Joe charge per sandwich? How much per drink?
3 answers
$3.50 per sandwich and 3$ per drink
Anonymous is correct
He charged $X per sandwich.
$Y per drink
Eq1: 2x + y = 10.
Eq2: x + y = 6.5.
Subtract Eq2 from Eq1 and get X = 3.50.
In Eq2, replace x with 3.50 and solve for Y.
$Y per drink
Eq1: 2x + y = 10.
Eq2: x + y = 6.5.
Subtract Eq2 from Eq1 and get X = 3.50.
In Eq2, replace x with 3.50 and solve for Y.