Intro to Equations

-6x = 30

• x = - 5

• x = 24

• x = 5

• x = 36

Tags

CCSS.6.EE.B.7

Which choice models this situation?

Last week, James worked 35 hours in 5 days on the farm. He worked the same number of hours each day. How many hours did he work each day?

• h - 5 = 35

• h + 5 = 35

• 5h = 35

• h/5 = 35

Tags

CCSS.HSA.CED.A.3

r + 20 = 27

• r = 7
• r = 47
• r = 13
• r = 20

Tags

CCSS.6.EE.B.7

What is the inverse operation of division?

• Division
• Multiplication
• Addition
• Subtraction

Tags

CCSS.4.NBT.B.6

What what is the inverse operation of subtraction?

• addition
• subtraction
• multiplication
• division

Tags

CCSS.7.NS.A.3

 $x\div4=4$  

• 4

• 16

• 20

• 1

Tags

CCSS.6.EE.B.7

  $\frac{1}{10}$  + x =  $\frac{2}{5}$  

• 1/5

• 1/10

• 3/10

• 2/5

Tags

CCSS.6.EE.B.7

 $\frac{x}{2}=-10$  

• -20

• 20

• -5

• 5

Tags

CCSS.6.EE.B.7

What is the first step to solve this equation:
11 - 3x = 44

• Add 3 to both sides
• Subtract 11 from both sides
• Add 11 to both sides
• Divide 3 on both sides.

Tags

CCSS.7.EE.B.4A

Solve for w:
-6w + 1 = -11

• 2
• 1.2
• 12
• -2

Tags

CCSS.7.EE.B.4A