8.8C - Model & Solve Equations

Based on the model, what is the value of x?

• 3/5

• -5/3

• -3/5

• 5/3

Tags

CCSS.8.EE.C.7B

What value of x makes this equation true? 2x + 9 - 4x = x - 12

• 7

• -21

• -1

• 3

What is the value of x in the equation represented by the tiles?

• 3

• 5

• -3

• -1

Tags

CCSS.8.EE.C.7B

Jessica baked 72 cookies and sold x cookies. Max baked 36 cookies and sold half as many cookies as Jessica did. How many cookies did Jessica sell if they each had the same number of cookies left over?

• 18

• 36

• 24

• 72

Tags

CCSS.7.EE.B.4A

Two customers spent the same total amount of money at a restaurant. The first customer bought 8 hot wings and left a $4 tip. The second customer bought 10 hot wings and left a $2.80 tip. Both customers paid the same amount per hot wing. How much does one hot wing cost at this restaurant in dollars and cents?

• $0.50

• $0.60

• $0.70

• $0.80

Tags

CCSS.6.NS.B.3

Two student groups went to an amusement park on the same day. Group 1 bought 9 tickets and received a $120 discount. Group 2 bought 3 tickets and received a $30 discount. Both groups spent the same total amount of money on tickets. The price of each ticket was the same. What was the cost of each ticket?

• $25

• $12.50

• $15

• $7.50

Tags

CCSS.8.EE.C.7B

How many groups did Classroom A send to Classroom B?

• 5

• 5

Tags

TEKS.MATH.6.7B

The side lengths in yards of a triangle and a square are shown in the diagram. The perimeter of the triangle is equal to the perimeter of the square. What is the value of x?

• -4

• 2/3

• 6

• 5/2

Tags

CCSS.8.EE.C.7B

Aquarium I contains 4.6 gallons of water. Louise will begin filling Aquarium I at a rate of 1.2 gallons per minute. Aquarium II contains 54.6 gallons of water. Isaac will begin draining Aquarium II at a rate of 0.8 gallon per minute. After how many minutes will both aquariums contain the same amount of water?

• 148 min

• 125 min

• 25 min

• 50 min

Tags

CCSS.8.EE.C.8C

What value of x makes this equation true? 12x - 15 = 6 - 3x

• 7/3

• 3/7

• 5/7

• 7/5