1 Step Equation Review Lesson Day 2

​Day 2
One Step Equations

By Jeremy White

Multiple Choice

What does the word "inverse" mean?

• the same

• the opposite

Multiple Choice

What is the inverse of addition?

• Addition

• Multiplication

• Subtraction

• Division

Multiple Choice

What what is the inverse operation of subtraction?

• addition
• subtraction
• multiplication
• division

Multiple Choice

What is the inverse operation of division?

• Division
• Multiplication
• Addition
• Subtraction

Multiple Choice

Select the correct inverse operation for the following problem:

y + 53 = 99

• Add 99

• Add 53

• Subtract 99

• Subtract 53

Multiple Choice

What would the inverse operation be?
$$2s=19$$  

• addition

• subtraction

• multiplication

• division

Multiple Choice

Select the correct inverse operation for the following problem:

n + 1.5 = 5

• Subtract 1.5

• Add 5

• Add 1.5

• Subtract 5

Multiple Choice

Select the correct inverse operation for the following problem:

x - 15 = 45

• Add 45

• Subtract 45

• Add 15

• Subtract 15

Multiple Choice

The variable, k, is being divided by 11. How should you show your work to isolate the variable?

• Divide both sides by 11

• Multiply both sides by 11.

• Add 11 to both sides.

• Subtract 11 to both sides.

Multiple Choice

r + 20 = 27

• r = 7
• r = 47
• r = 13
• r = 20

Multiple Choice

x/5 = 20

• x = 4
• x =100
• x =3
• x =25

Multiple Choice

6x = 30

• x = 5
• x = 24
• x = 6
• x = 36

Multiple Choice

r - 18 = 27

• r = - 45

• r = 45

• r = - 9

• r = 9

Multiple Choice

Solve for x:

• x = 20
• x = 7
• x = 10
• x = 3

Multiple Choice

x - 12 = 2

• x = 24

• x = 10

• x = 20

• x = 14

Multiple Choice

x - 8 = 10

• x = 2

• x = 9

• x = 10

• x = 18

Multiple Choice

a ÷ 5 = 30

• a = 6
• a = 30
• can't be solved
• a = 150

Multiple Choice

Which is a coefficient in the following term: 2x³

• 2

• x

• 3

Multiple Choice

Which is a variable in the following term: 2x³

• 2

• x

• 3

Multiple Choice

Evaluate 2r + 1      if   r = 3

• 6
• 5
• 7
• 8

Multiple Choice

What is the goal when we are solving equations?

• Make the variable disapear
• Isolate the Variable
• Double the Variable
• Make the equation equal zero

Multiple Choice

What is the first step in solving

X + 5 = 20

• Add 20 to both sides

• Subtract 5 from both sides

• Add 5 to both sides

• Multiply 5 times 20

Multiple Choice

What is the first step in solving

X - 10 = 35

• Add 10 to both sides

• Subtract 35 from both sides

• Add 35 to both sides

• Subtract 10 from both sides

Multiple Choice

What is the first step in solving

5X = 25

• Add 5 to both sides

• Subtract 35 from both sides

• Multiply both sides by 5

• Divide both sides by 5

Multiple Choice

What is the first step in solving

$$\frac{x}{6}\ =\ 2$$

• Add 6 to both sides

• Subtract 6 from both sides

• Multiply both sides by 6

• Divide both sides by 6

Multiple Choice

$$\frac{m}{4}\ =\ -5$$  

• -1

• 20

• -20

• 9

Multiple Choice

-7b=49

• B=7
• B=-7
• B=2

​Now....Let's practice some questions....

Multiple Choice

Solve the equation: 2c = 14

• c = 5

• c = 7

• c = 3

• c = 10

Multiple Choice

in 3a =12,
I would....

• add 3 to both sides
• subtract 3 from both sides
• divide both sides by 3
• divide just the right by 3

Multiple Choice

Solve the equation: z + 4 = 8

• z = 4

• z = 32

• z = 2

• z = 40

Multiple Choice

Solve the equation: 6f = 36

• f = 4

• f = 6

• f = 18

• f = 12