Use substitution to solve the following problem. Three paving stones and four pots weight 37 kilograms, whereas six paving stones and three
pots weigh 54 kilograms.
Write a system of equations using x be the weight of one paving stone and y be the weight of
one pot.
Show ALL your work including: your systems of equations, your solution using substitution
and your sentence answer.

Twelve friends shared 8 small pizzas equally.how many pizzas did each person get?

Based upon past experience, barry expects no overdrafts. he expects no 2nd copies of statements. barry estimates that he will use network atms about 5 times a month with either bank. barry decides in the end to choose eecu. assuming that both banks provide the necessary services equally well, and based upon the tables of fees given above, how much can barry reasonably expect to save annually by choosing eecu in this case over e-town bank? a. $72 b. $78 c. $144 d. $24

Which expression is equal to (21)(7)(3x) using the associative property? (21 · 7 · 3)x (7)(21)(3x) 32(7 + 3x) (3x)(7)(21)