Pre Algebra One-step equations

What would be the best first step to solving the equation?
-3=x+5

• add 3 to both sides
• subtract 5 from both sides
• add 5 to both sides
• subtract -5 from both sides

Tags

CCSS.6.EE.B.7

What would be the best first step to solving the equation?
f+6=-6

• multiply both sides by 6
• divide both sides by 6
• add 6 to both sides
• subtract 6  from both sides

Tags

CCSS.6.EE.B.7

In the equation
x + 7 = 12
7 is being added to the variable, x. How should you show your work to isolate the variable and solve the equation? 

• Subtract 7 from both sides. The solution is x = 5.
• Add 7 to both sides.
  The solution is x = 19.
• Multiply both sides by 7 The solution is x = 84.

Tags

CCSS.6.EE.B.7

y - 33 = 147

• y = 114
• y = 177
• y = 180
• Answer not Given

Tags

CCSS.6.EE.B.7

What equation matches this situation?
Robyn had some video games then bought 4 more.  Now she has a total of 10 games.

• v - 4 = 10
• v + 4 = 10
• 10 - 4 = v
• Answer not Given

Tags

CCSS.HSA.CED.A.3

What what is the inverse operation of subtraction?

• addition
• subtraction
• multiplication
• division

Tags

CCSS.HSA.REI.A.1

5 less than a number is 15.

• x - 5 = 15
• 5 - x = 15
• 15 - x = 5

What is the difference between an expression and equation?

• Expressions have an equal sign and equations do not have an equal sign
• Expressions do not have an equal sign and equations do have an equal sign
• There is not a difference
• Expressions do not have variables and equations have variables

What does "difference" mean?

• add
• subtract 
• multiply
• divide

Tags

CCSS.6.EE.A.2A

m - 5 = -10

• -15

• 15

• -5

• 5

Tags

CCSS.6.EE.B.7