Solution Sets Equations

What is the value of x if  x - 10 = 20?  Use (10, 30, 40) as possible answers.

• x = 10

• x = 30

• x = 40

Tags

CCSS.6.EE.B.5

2x + 5 = 13

• x = 3

• x = 9

• x = 2

• x = 4

Tags

CCSS.7.EE.B.4A

Use (20, 10, 5, 25) to determine the value of x if  x + 5 = 15.

• x = 20

• x = 10

• x = 5

• x = 25

Tags

CCSS.6.EE.B.5

There are 15 pieces of candy in a jar. In the jar, there are peppermints, x, and Jolly Ranchers, y. Type an equation that represents the situation.

Mathematical Equivalence

ON

Tags

CCSS.HSA.CED.A.3

Izzy's tablet has a combined total of 20 apps and movies. Let x represent the number of apps and y represent the number of movies. which of the following could represent the number of apps and movies on Izzy's tablet. Select all that apply.

• x + y = 20

• 7 apps and 14 movies

• x - y = 20

• y = -x + 20

• 8 apps and 12 movies

Courtney has a bowl with heart marshmallows, h and rainbow marsh mellows, r. If she has a total of 30 mash mellows, then which equations listed below represent the situation?

• h - r = 30

• h + r = 30

• r = -h + 30

• hr = 30

• r = h- 30

Tags

CCSS.HSA.CED.A.3

A bog contains 50 nickels, x and quarters, y.

Which of the following represents solution sets for the number of possible nickels and quarters in the bag?

Select all that apply

• (10.5, 39.5)

• (31, 19)

• (-21, 71)

• (15, 35)

• (12, 40)

There are 9 insects in a collection. The insects are butterflies, x, and Caterpillars, y. Which of the set(s) below represent solutions to the equation?

• (-2, 11)

• (1, 8)

• (6, 3)

• (3, 4)

Given the statement below:

The sum of two positive whole integers is 6.

Graph all the solutions to this equation?

Tags

CCSS.HSA.REI.D.12

Choose the variable in this equation: x - 5 = 12

• x

• subtract

• 5

• 12

Tags

CCSS.6.EE.A.2B