Integers and Equations

In the equation 4y +-9 =-36
y = -4

• True
•  francine
• False

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.

On Friday, it was 32 degrees at sunrise and rose 3 degrees per hour for several hours. How many hours did it take the temperature to reach 53 degrees?

• 1.6 hours

• 21 hours

• 7 hours

• 4 hours

WRITE AN EQUATION

Ryhanna had $24 to spend on seven pencils. After buying them she had $10. How much did each pencil cost?

• 24-10=7x

• 24+7x=10

• 10+7x=24

• 10+x=14

Simplify:
3(9 + 2d) + 4d 

• 18d+10d
• 18d-10d
• 27+10d
• 37d

Tags

CCSS.6.EE.A.3

Solve for the variable

4y +-9 =-36

• -7.2

• -6

• 6.75

• -6.75

A bag of candy was shared equally among 4 friends.  Each friend gave away 7 pieces of candy.  They each ended up with 8 pieces of candy.  Write an equation to find how much candy was in the bag at the beginning.

• c/7 - 4 = 8
• c/4 + 7 = 8
• 4/c - 7 = 8
• c/4 - 7 = 8

Tags

CCSS.HSA.CED.A.3

Billy paid a total of $13 for his share of the Thanksgiving dinner groceries. He purchased a turkey that cost $.75 per pound and a bag of potatoes that cost $4. We will use algebra to figure out what size turkey he bought.

What is the first step to solve a real world problem with an algebraic equation?

• Write an equation

• Define a variable

• Figure out the price of the turkey

• Solve the equation 4x = 13

Billy paid a total of $13 for his share of the Thanksgiving dinner groceries. He purchased a turkey that cost $.75 per pound and a bag of potatoes that cost $4. Using p to represent the size of the turkey in pounds 4p + $0.75 is the correct equation. True or False?

• True

• False

Billy paid a total of $13 for his share of the Thanksgiving dinner groceries.  He purchased a turkey that cost $.75 per pound and a bag of potatoes that cost $4.  We are solving the equation 
 4 + .75p = 13  .  Which of these is the correct solution to this equation?

• p = 12
• p = 22.67
• p = 6.75
• p = 16

Tags

CCSS.7.EE.B.4A