CC2 Chapter 8 Checkpoint

The steps in solving 5b - 6 = 24 are: 

• Add 6 to both sides and divide both sides by 5
• Add 6 to both sides and multiply both sides by 5
• Subtract 6 from both sides then multiply both sides by 5
• Subtract 6 from both sides then divide both sides by 5

Tags

CCSS.7.EE.B.4A

The objective when solving an equation is to....

• isolate the variable.
• check the solution.
• guess and check.
• Combine Like Terms.

Tags

CCSS.7.EE.B.4A

Solve     -5t + 9 = 24

• -3
• 3
• 12

Tags

CCSS.7.EE.B.4A

Solve  3x - 7 = 32

• 13
• -13
• 12
• -12

Tags

CCSS.7.EE.B.4A

Solve  9 + 3x = 10

• 2/3
• 1/3
• -1/3
• 4

Tags

CCSS.7.EE.B.4A

Solve if 3x + 5 = 4

• 1/3
• 2/3
• -1/3
• -2/3

Tags

CCSS.7.EE.B.4A

 $3x+2\ =\ -25$  

•  $x\ =\ -8$  

•  $x\ =\ -9$  

•  $x\ =\ 9$  

•  $x\ =\ 24$  

Tags

CCSS.7.EE.B.4A

 $x\ +\ 2x\ +\ 5\ +\ x\ =\ 25$  

•  $x\ =\ 3$  

•  $x\ =\ 4$  

•  $x\ =\ 5$  

•  $x\ =\ 6$  

Tags

CCSS.8.EE.C.7B

 $5x\ +\ 14\ =\ -36$  

•  $x\ =\ -4$  

•  $x\ =\ -10$  

•  $x\ =\ 10$  

•  $x\ =\ 4$  

Tags

CCSS.7.EE.B.4A

x - 62 = 123
How should you show your work to isolate the variable and solve the equation?

• Add 62 to each side. 
• Subtract 62 from each side.
• Multiply each side by 62.
• Add 123 to each side.

Tags

CCSS.6.EE.B.7