Ch 3.1 and 3.2 Flashcard

Front

What is half of a number c?

Back

c ÷ 2

Front

Write the phrase as an expression: '10 less than a number n'.

Back

n - 10

Front

Evaluate a² - b² if a = 4 and b = 2.

Back

12

Front

What is 5 less than the product of 6 and s?

Back

6s - 5

Front

Evaluate the expression z² - 2x when x = 5 and z = 4.

Back

6

Front

What is the expression for the product of a number n and 6?

Back

6n

Front

How do you express 'the sum of a number x and 7'?

Back

x + 7

Front

What is the expression for the difference between 15 and a number y?

Back

15 - y

Front

If m = 3, what is the value of 2m + 4?

Back

10

Front

What is the expression for the square of a number p?

Back

p²