Interpret and Evaluate Algebraic Expressions

Evaluate 4x + 3 if x = 2

• 45

• 20

• 5

• 11

Evaluate when a = 15:
2(a - 5) + 2

• 22

• 27

• 14

• 7

6a - 3d
when a = 1, d = 2

• 3

• 12

• 1

• 0

2x + 3 + x²; for x = 4

• 17

• 27

• 19

• 25

• $400

• $275

• $5

What expression does this number line represent?

• 4n - n

• 2n + n

• 8n - 2n

• 16n - 4n

Match the following

• 3n - 7

• 3 times the sum of a number and 7

• 3(n + 7)

• Twice a number decreased by 5

• 2n - 5

• The difference between a number and 10 multiplied by 2

• 4n + 9

• 7 less than 3 times a number

• 2(n - 10)

• The product of 4 and a number increased by 9

y-10

• y minus 10

• y take away 10

• 10 less than y

• all of the above are correct phrases for the expression

Find the value of the expression.

• -12

• 12

• 14

• -14

Select each phrase that correctly represents the expression, 5x.

• the product of a number and 5

• a number increased by 5

• 5 times a number

• a number times itself, times itself again, times itself again, times itself again

Tags

6-3.3