Expressions

What does the (E) in PEMDAS mean?

• experience

• exponents

• examples

• evidence

3 more than x

• 3x

• 3 + x

• x - 3

Evaluate expression: 5a + b for a= 6 and b= 3

• 33

• 36

• 30

• 59

Evaluate the expression:
12r when r =4

• 124

• 8

• 48

• 16

Evaluate  b⁴  when b = 2

• 4

• 16

• 8

• 24

Use the distributive property to find an equivalent expression of: 5(7m + 9)

• 35 + 45

• 35m + 45 

• 7m + 45

• 80m

Use the distributive property to find an equivalent expression of: 4(b + 6n)

• 4b + 24n

• b + 6n

• 4 + 6n

• 28bn

Combine the like terms to create an equivalent expression of:
 6m + 4m + 3c + 2c

• 11m + 6c

• 10m + 3c + 5c

• 10m + 5c

• 15mc

Use the distributive property and combine the like terms to create an equivalent expression of:
4(3m + 5) + 5

• 12m + 25

• 12m + 40

• 3m + 40

• 3m + 25

Evaluate the expression.    Let     c = 3     d = 2
3c + 7d

• 27

• 21

• 29

• 23