Solving Equations for a Variable

Solve for y:
y + 2 = 3x

• y = 2x + 3

• y= 3x +2

• y= 3x -2

• y= 6x

Tags

CCSS.6.EE.C.9

Solve for x:
8x - 10 = -34

• 4

• 3

• -3

• -24

Tags

CCSS.7.EE.B.4A

Solve for w:
-6w + 1 = -11

• 2

• 1.2

• 12

• -2

Tags

CCSS.7.EE.B.4A

Translate: 
Four times a number plus six IS 30.

• 4 + 6 = 30

• 4x + 6 = 30

• x + 4 times 6 = 30

• 30 = 4x

Solve:
-4x = 24

• 20

• -20

• 6

• -6

Tags

CCSS.6.EE.B.7

Solve:
3x + 7 = -8

• 5

• -5

• -12

• -18

Tags

CCSS.7.EE.B.4A

Solve:
7x - 3x - 8 = 24

• 8

• -8

• 3.2

• 4

Tags

CCSS.8.EE.C.7B

Solve:
-8 + 5x - 2 = 20

• 6

• -6

• 2

• -2

Tags

CCSS.7.EE.B.4A

• Infinitely Many Solutions
• No Solution

Tags

CCSS.8.EE.C.8A

Which is the best method for solving this system of equations?

• Substitution

• Equal Values

• Elimination

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6