Big Ideas Expressions

True or Flase.
An algebraic expression does not have an equal sign. 

• True

• False

Which one is the coefficient?
6f² - 9 

• 6

• f

• 2

• 9

Identify the terms, coefficients, and constants of the expression. 3r²+4r+8

• Terms: 3r², 4r, 8    Coefficient: 3, 4   Constant 8, 3

• Terms: 3r², 4r, 8    Coefficient: r²     Constant: 8 

• Terms: 3r²     Coefficient: 3, 4, r²     Constant: 8

• Terms: 3r², 4r, 8   Coefficient: 3, 4    Constant: 8

Identify the property shown.

• Commutative

• Associative

• Distributive

• None

Evaluate the expression when x=5 and y=4
xy

• 10

• 9

• 20

• 1

Evaluate the expression when x=50 and y=5
2y + x

• 50

• 60

• 105

• 100

Evaluate the expression when p=245 and b=20
p+3b

• 305

• 225

• 60

• 228

Evaluate the expression when p=50 and b=70
2p - b

• 30

• 20

• 120

• 170

Simplify the expression 10+(2+y)

• 20+10y

• 12+y

• 12y

• 12+10y

Three times a number increased by nine

• 3h-9

• 3(h-9)

• 3(h+9)

• 3h+9