22-1 and 22-2 Formative Assessment

Front

What is the equation that represents the total money in a bank account after m months if you deposit $10 initially and $25 every month?

Back

T = 10 + 25m

Front

How do you model Cheryl's total earnings if she earns $8 per hour and $15 for working late, totaling $96?

Back

8h + 15 = 96

Front

What equation represents the relationship between x and y if y is 16 more than x?

Back

x + 16 = y

Front

What is the equation for Juanita's monthly cell phone bill if she pays $15 per month plus $0.20 per minute?

Back

C = 15 + 0.20x

Front

What does the equation 7x + 2 = 30 represent in a real-world context?

Back

Buying pet turtles for $7 each plus two cans of turtle food cost $30.

Front

What is a variable in an equation?

Back

A symbol that represents an unknown value, often denoted by letters like x or y.

Front

What is a constant in an equation?

Back

A fixed value that does not change, such as numbers like 10 or 25.

Front

What does it mean to solve an equation?

Back

To find the value of the variable that makes the equation true.

Front

What is the purpose of using equations in real-life situations?

Back

To model relationships between quantities and make predictions.

Front

What is a linear equation?

Back

An equation that forms a straight line when graphed, typically in the form y = mx + b.