Solving equations #2

What is the first step to solve this equation:
-3x + 11 = 44

• Add 3 to both sides
• Subtract 11 from both sides
• Add 11 to both sides
• Divide 3 on both sides.

Tags

CCSS.7.EE.B.4A

Solve the equation:
-5x = 25

• x = 20
• x = -20
• x = -5
• x = 5

Tags

CCSS.6.EE.B.7

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

Cheryl gets paid $8 per hour for her job at the record store and $15 for working late on Saturday.  She made a total of $96 last week.  Which equation models this situation?

• 96h + 15 = 8
• h/96 = 8
• 8h + 15 = 96
• h/8 = 96

Tags

CCSS.HSA.CED.A.3

What is the first step in solving this equation:
5x + 7 = 12

• Divide by 5
• Subtract 5
• Multiply by 7
• Subtract 7

Tags

CCSS.7.EE.B.4A

What is the first step in solving this equation?

d - 10 = 1

• add 10 to BOTH sides

• subtract 1 from BOTH SIDES

• subtract 10 from BOTH sides

• add 1 to BOTH sides

Tags

CCSS.6.EE.B.7

What is the first step in solving this equation?

9 + k = 17

• add 9 to BOTH sides

• subtract 17 from BOTH SIDES

• subtract 9 from BOTH sides

• add 17 to BOTH sides

Answer explanation

The 9 is positive!!! So you must subtract 9 from both sides.

Tags

CCSS.6.EE.B.7

What is the 1st step in solving this equation?

2b + 9 = 3

• add 9 to BOTH sides

• divide BOTH SIDES by 2

• subtract 9 from BOTH sides

• subtract 3 from BOTH sides

Tags

CCSS.7.EE.B.4A

What are the 2- steps for solving this equation?

2b + 9 = 3

• 1) add 9 to BOTH sides

  2) divide both sides by 2

• 1) divide BOTH SIDES by 2

  2) add 9 to both sides

• 1) subtract 9 from BOTH sides

  2) divide both sides by 2

• 1) subtract 3 from BOTH sides

  2) divide both sides by 2

Tags

CCSS.7.EE.B.4A

• 1) add 4 to BOTH sides 

  2) multiply both sides by 3

• 1) divide BOTH SIDES by 3 

  2) add 4 to both sides

• 1) subtract 4 from BOTH sides

  2) multiply both sides by 3

• 1) multiply BOTH sides by 3

  2) add 4 to both sides

Tags

CCSS.7.EE.B.4A