Test: Create and Solve Equations/Inequalities

What is the first step in solving this equation? *
6 points

 $12=-2x+8$  

• Subtract 8 from both sides of the equation.

• Add 8 to both sides of the equation.

• Subtract 12 from both sides of the equation.

• Add 12 to both sides of the equation.

Tags

CCSS.7.EE.B.4A

Translate the following statement: Five less than twice a number is equivalent to 47. *
6 points

•  $5-2x=47$  

•  $2x-5=47$  

•  $5x-2=47$  

•  $2-5x=47$  

Which of the following is an inequality? *

6 points

• $x=13$

• $x\ge13$

• $13x$

• $x\ne13$

Tags

CCSS.6.EE.B.8

When do you reverse (flip) an inequality symbol? For example: *
6 points
 $-2x<8\ becomes\ x>-4$  

• Whenever there is a negative.

• When you add/subtract by a negative on both sides.

• When you multiply/divide by a negative on both sides.

• You never do.

Tags

CCSS.6.EE.B.8

What would be the "reason" for statement #2? *
6 points

• Symmetric Property

• Addition Property of Equality

• Subtraction Property of Equality

• Combine Like Terms

Tags

CCSS.HSA.REI.A.1

There are 42 pieces of fruit in a basket. Each piece of fruit is either an apple or a banana. There are twice as many apples as there are bananas. How many apples are there? *

7 points

• 42 apples

• 21 apples

• 14 apples

• 28 apples

Tags

CCSS.8.EE.C.8C

Label the inequality symbol: >

6 points

• Less Than

• Less Than or Equal To

• Greater Than

• Greater Than or Equal To

Tags

CCSS.6.EE.B.8

  Solve the inequality:
6 points

 $x+5\le13$  

•  $x\ge8$  

•  $x\le8$  

•  $x\ge18$  

•  $x\le18$  

  Solve the equation:  7 points

   $3\left(x-1\right)=2x+9$  

•  $x=12$  

• no solution

•  $x=10$  

•  $x=6$  

Tags

CCSS.8.EE.C.7B

Write an equation that represents the situation:

Jim paid a gym membership fee of $50, plus $20 per month. Jim has paid a total of $290 to the gym. Which equation matches this situation?

6 points

• $50m-20=290$

• $50+20=290$

• $20+50m=290$

• $50+20m=290$

Tags

CCSS.HSA.CED.A.3