8.7 Representing Real World Situations

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.6.EE.B.6

CCSS.6.EE.B.7

5 less than a number is 15.

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

Tags

CCSS.6.EE.A.2

CCSS.6.EE.B.5

CCSS.6.EE.B.6

CCSS.6.EE.B.7

Two more than 4 times a number is -18.

• 4x + 2 = -18
• 2x + 4 = -18
• 18 = 4x +2

Tags

CCSS.HSA.CED.A.3

• 38 = 90 - x

• 38x = 90

• 38 + x = 90

• 38 = x + 90

In 2010, a tree was 8 feet tall. In 2011 the tree was 14 feet tall. Which equation would be used to find how many feet the tree grew?

• f + 8 = 14

• f - 8 = 14

• f/8 = 14

• 8f=14

Tags

CCSS.6.EE.B.5

CCSS.6.EE.B.6

CCSS.6.EE.B.7

Sally bought three candy bars for a total of $18.00. How much did each candy bar cost? Write an equation to solve this problem. Use c as your variable.

• 18c=6
• c + 6= 18
• c +18 = 6
• 3c=18

Tags

CCSS.HSA.CED.A.3

Amy was given an amount of money, m, for a good grades on her report card. She spent $15.00 and now has $25.32. How much money did she get for good grades? Write an equation you could use to solve this problem. Use m as your variable.

• m-25.32=15
• m/25.32
• m-15=25.32
• 15m=25.32

Tags

CCSS.6.EE.A.2

CCSS.6.EE.B.6

CCSS.6.EE.B.7

Due to climate change, Ms. Barnett tries to reduce the amount of meat she eats. If she eats buys 24 ounces of meat and plans to each just 2 ounces each week, how many weeks, w, will this meat last? Select the equation that represents this situation.

• 24 + 2 = w

• 24 = 2 + w

• 24 = 2w

• 24 = 2/w

Patrick Henry organized a field trip. It uses 4 buses for each trip. If there are 88 kids going, how many will be on each bus? Select the algebraic equation that matches this situation.

• 4 + 88 = x

• 4 + x = 88

• 88 = 4x

• 88x = 4

Due to climate change, Ms. Norberg and Ms. Barnett recycle grocery bags. Ms. Norberg has x bags. If she gives 10 to Ms. Barnett, she has 24 left. Which equation represents this situation?

• 10 + x = 24

• x = 24 = 10

• 24 + x = -10

• x - 10 = 24