QUIZ #1: Order of Operations & Evaluate Expressions

Use Order of Operations to simplify:
 $14\div7\cdot5+3^2$  

• 25

• 19

• 44

• 12

 $5+\left[30+\left(-6-1\right)^2\right]$  

Use Order of Operations to simplify:

• -24

• 84

• 28

• -14

Use Order of Operations to simplify:

 $4\left[20-\left(10\cdot2\right)\cdot3\right]$  

• -160

• 12

• 4

• -320

Evaluate, if x = 6, y = 8, z = 3

xy + z

• 51

• 41

• 31

• 21

Evaluate, if x = 6, y = 8, z = 3

 $2\left(x+z\right)-y$  

• 25

• 23

• 26

• 10

Evaluate, if x = 6, y = 8, z = 3

 $5x\ -\ \left(y\ +\ 2z\right)$  

• 0

• 16

• 44

• 12

Evaluate, if x = 6, y = 8, z = 3

 $x^2\ +\ y^2\ -\ 10z$  

• -2

• 58

• 70

• 63

Evaluate, if x = 6, y = 8, z = 3

 $y\ +\ xz\ \div2$  

• 18

• 17

• 13

• 33

Evaluate, if x = 6, y = 8, z = 3

 $4x\ -\ 2y\ +\ z^3$  

• 35

• 17

• 53

• 71

Evaluate, if x = 6, y = 8, z = 3

 $3z\ -\ 4\left(y-x\right)$  

• 1

• -11

• 45

• -14