Math In Focus Course 2 Chapter 2 Test Review

Front

Factor in simplest form: 18a - 54c

Back

18(a - 3c)

Front

Hugo needs to buy some items for a party. Plates are sold in packs of 10 at 1.4p dollars per pack. Paper cups are sold in packs of 12 at \(\frac{3}{5}p + q\) dollars per pack. There are 50 students, and each student needs a cup and plate. What will he spend on cups and plates?

Back

10p + 5q

Front

Combine Like Terms: 16 - 4 - 3.2a + 2a

Back

12 - 1.2a

Front

If Alex is x years old and Addison is y years younger, what is a simplified expression that would show their combined ages in 5 years?

Back

2x - y + 10

Front

The width of a rectangle is 8x yards. The length of the rectangle is 5 more than the width. What is a simplified expression showing the perimeter of the rectangle?

Back

32x + 10

Front

What is the definition of a variable in algebra?

Back

A symbol used to represent an unknown value.

Front

What does it mean to combine like terms?

Back

To simplify an expression by adding or subtracting terms that have the same variable raised to the same power.

Front

What is the formula for the perimeter of a rectangle?

Back

Perimeter = 2(length + width) or P = 2L + 2W.

Front

What is the distributive property?

Back

a(b + c) = ab + ac.

Front

What is a coefficient in an algebraic expression?

Back

A numerical factor in a term of an expression.