CPM Homework Help : INT3 Problem 3-60

Beatrice is weighing combinations of geometric solids. She found that $4$ cylinders and $5$ prisms weigh $32$ ounces and that $1$ cylinder and $8$ prisms weigh $35$ ounces. Write and solve a system of equations to determine the weight of each cylinder and prism.

Hint:

Let $c=$ the weight of a cylinder and $p=$ the weight of a prism.

Step 1:

Translate the phrase “ $4$ cylinders and $5$ prisms weigh $32$ ounces” into an equation.

$4c+5p=32$

Step 2:

Write an equation for the phrase “ $1$ cylinder and $8$ prisms weigh $35$ ounces”.

More Help:

You can use the Elimination Method here. One way to start is to multiply the second equation by $−4$ .