5-1 Write Two Step Equations

5-1 Write Two Step Equations

Open Ended

How can you define a two-step equation?

Multiple Select

Question #1

• Equations use math operations to show how numbers are related to each other.

• Equations show that two expressions are equal to each other

• Equations do not use variables

• Equations do not show relationships

Multiple Choice

Question 2

• Yes

• No

Multiple Select

Question #3

• Use your knowledge of how numbers work together

• Use the math terms in the problem that mean a math operation

• Look for the words that mean math symbols

• Keep in the order given to you unless a math terms tells you to switch it

Multiple Choice

Question 4

• $\frac{r-5}{2}=\ 36$

• $\frac{r\ -\ 5}{2}$

• 36

• 2(r - 5)

Think about question 4...

• Does  $\frac{r\ -\ 5}{2}$   represent the situation completely?

• How can we use this expression to write an equation that does represent the situation?

Multiple Choice

Question #5

• Scott picked 19 tomatoes.

• Graham picked 5 times as many tomatoes as Scott

• Scott picked n tomatoes and Graham picked 5 times as many as him but then threw away 6 of them. He now has 19.

• None of this situations fit the equation

Think about question 5...

What does the expression 5n mean? How could that be used in a problem?

Multiple Choice

Question #6

• 5 - 2/3

• 2/3h - 5 = 11

• 2/3h = 11

• 11 - 5

Multiple Choice

Question #7

• 24.5 = 0.38 + 15 x g

• 24.5 = 15 x g + 0.38

• 24.5 = 0.38 + g x 15

• 24.5 = 15 + 0.38 x g

Multiple Select

Question #8

• x/4 - 3 = 12

• 4x - 3 = 12

• 1/4x - 3 = 12

• x/3 - 4 = 12

Multiple Select

Question #9

• 37 - 3n = 10

• 7 - 3n = 37

• 3n - 7 = 37

• 3n + 7 = 37

Multiple Choice

Question #10

• 8.75 + t = 61

• t(4 + 12.75) = 61

• 4(61 + t) = 12.75

• 4(12.75 + t) = 61

Read Question #11

• How does a coupon affect the total cost?

Read Question 12

• What do the terms in the equation represent?

• What could you put in equal groups of 6?

Complete problems 11 - 17 with your group

**Remember your group is the people in your row**