9/21 Algebra 1A Warm Up

-4(8r + 3)

• -32r - 12
• 32r - 12
• -32r + 12
• 32r + 12

• 35x+7
• 35x-1
• 35x-7
• -35x-7

• -24x+36
• 24x+36
• -24x+32
• 24x-32

• 50x+25
• -50x-25
• -50x+25
• 50x-5

What is the first step in solving this problem:

-12 ÷ 6 (-3) + 8

• multiplication

• addition

• division

• subtraction

Simplify:  $-12+2\left(8-10\right)^2$  

• -20

• -4

• 40

• -40

What is 4x if x=5?

• 20
• 16
• 9
• 45

What is 6+x when x=53?

• 59
• 50
• 47
• 90642

what is x•x when x=16

• 256
• 32
• 1
• 16