Topic 4 Test

Front

What is the expression to represent the total price of n pounds of nails, w pounds of washers, and b pounds of bolts if nails cost $1.29/lb, washers cost $0.79/lb, and bolts cost $2.39/lb?

Back

1.29n + 0.79w + 2.39b

Front

Calculate the total cost of buying 2 pounds of nails, 4 pounds of washers, and 3 pounds of bolts given their prices.

Back

$12.91

Front

What is the GCF of the expression 30b - 6c?

Back

6(5b - c)

Front

Factor the expression 8b - 12c - 16 using the GCF.

Back

4(2b - 3c - 4)

Front

Simplify the expression 5b + 3c - 20 + 3b - 15c + 4.

Back

8b - 12c - 16

Front

What does GCF stand for in mathematics?

Back

Greatest Common Factor

Front

How do you find the GCF of two numbers?

Back

List the factors of each number and identify the largest factor they have in common.

Front

What is the formula for calculating the total cost of multiple items?

Back

Total Cost = (Price of Item 1 * Quantity of Item 1) + (Price of Item 2 * Quantity of Item 2) + ...

Front

What is the first step in simplifying an algebraic expression?

Back

Combine like terms.

Front

What is a like term in algebra?

Back

Terms that have the same variable raised to the same power.