Question

4 glue sticks cost $7.76 what equation would help determine the cost of 13 glue sticks

Answer 1

7.76/4 = 1.94x13=25.22

Answer 2

y=1.94x

x - the number of glue sticks
y - total cost

Divide 7.76 by 4 to get the cost of one glue stick. Now that you have the equation just substitute 13 into the variable x and evaluate. The answer is $25.22