Write and Evaluate Algebraic Expressions

Front

What is an algebraic expression?

Back

An algebraic expression is a mathematical phrase that can include numbers, variables, and operation symbols. It does not have an equality sign.

Front

What does it mean to evaluate an expression?

Back

To evaluate an expression means to calculate its value by substituting variables with specific numbers.

Front

What is the value of the expression 2m^2 + 5m when m = -4?

Back

12

Front

How do you evaluate the expression 3x - 4y for x = 2 and y = 3?

Back

-6

Front

What is the formula for the area of a rectangle?

Back

Area = length × width.

Front

If the length of a soccer field is (2c + 1) and the width is (3 + c), what is the area when c = 3?

Back

42 square meters.

Front

What is the expression for the number of points scored by Aiden in terms of successful shots 'a' and fouls 'b'?

Back

Points = 3a^2 - ab.

Front

If Aiden makes a = -1 successful shots and commits b = 3 fouls, how many points does he score?

Back

6.

Front

What does p = 0.5 represent in the context of scoring?

Back

p represents the average points scored per minute by Aiden.

Front

How do you evaluate the expression 4p^2 - 4q for p = 0.5 and q = 1.5?

Back

-5.