3/4 Solving Equations with Variables

Solve for x.
x + 5 = 23

• 28
• 18
• 23
• 20

Tags

CCSS.6.EE.B.7

Solve for y. 
y - 35 = 50

• 25
• 15
• 85
• 35

Tags

CCSS.6.EE.B.7

What is the value of y in the equation below when x = 3 ?

6.4x + 2.8y = 44.4

• y = 5

• y = 6

• y = 8

• y = 9

Solve for x:

12k + 15 = 35 +2k

• k = 2

• k = 4

• k = -2

• k = -4

Tags

CCSS.6.EE.B.5

CCSS.6.EE.B.6

CCSS.6.EE.A.2

Solve for x:

-16 + 7n + n = 8n + 4n

• -4

• -14

• -16

• 11

Tags

CCSS.6.EE.B.5

CCSS.6.EE.B.6

What is the first step to solving

 $3x-10=11$  ?

• Add 10 to both sides of the equation

• Subtract 10 from both sides of the equation
  

• Subtract 3 from both sides of the equation
  

• Divide by 3 on both sides of the equation

Tags

CCSS.7.EE.B.4A

What is the SECOND step to solving this equation: $-5x+8=33$  

• Add 5 to both sides

• Subtract 8 from both sides

• Divide by -5 on both sides

• Multiply by 5 on both sides

Tags

CCSS.7.EE.B.4A

Solve for x:

• x = 20
• x = 7
• x = 10
• x = 3

Tags

CCSS.6.EE.B.7

Solve: -3w = 30

• -27

• 9

• -10

• 33

Tags

CCSS.6.EE.B.7

Solve for x:

x + 12 = 16 - x

• x = -4

• x = 28

• x = 4

• x = 2