Two-Step equations

The goal of solving two-step equations is to:

• francine
• Find the coefficient 
• Find the value of the variable

Tags

CCSS.6.EE.B.5

CCSS.6.EE.B.7

What is the first step in solving
2y + 17 = 55

• Subtract 17
• Add 17
• Multiply by 2
• Divide by 2

Tags

CCSS.6.EE.B.5

CCSS.6.EE.B.7

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

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

Tags

CCSS.6.EE.B.5

CCSS.6.EE.B.7

What does isolate the variable mean?

• Make sure the variable is not alone.
• Get the variable by itself.
• Make the variable do a dance.
• Double the variable

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.REI.A.1

CCSS.HSA.REI.A.2

CCSS.HSA.REI.B.3

-4x+1=21

• x=120
• x=5
• x=30
• x=-5

Tags

CCSS.6.EE.A.2

CCSS.6.EE.B.5

CCSS.6.EE.B.6

To undo an operation, you must do its opposite or inverse to both sides of the equation. Match each operation to its inverse.

• Multiplication

• Subtraction

• Division

• Division

• Subtraction

• Addition

• Addition

• Multiplication

Tags

CCSS.6.EE.A.3

Solve for a

• a= -2

• a= -6

• a= 3

• a= 15

Tags

CCSS.6.EE.A.2

CCSS.6.EE.B.5

CCSS.6.EE.B.6

CCSS.6.EE.B.7

3c + 5 = 23

• c = 3
• c = 6
• c = 7
• c = 18

Tags

CCSS.6.EE.A.2

CCSS.6.EE.B.5

CCSS.6.EE.B.6

CCSS.6.EE.B.7

2d + 7 = 9 

• 1
• 7
• 4
• 3

Tags

CCSS.6.EE.A.2

CCSS.6.EE.B.5

CCSS.6.EE.B.6

CCSS.6.EE.B.7

• x = 19

• x = 55

• x = 4

• x = 9

Tags

CCSS.6.EE.A.2

CCSS.6.EE.B.5

CCSS.6.EE.B.6

CCSS.6.EE.B.7