Equations

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

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.7.EE.B.4A

Solve:
2(4x - 3) - 8 = 4 + 2x

• x = 5/3
• x = 3
• x = 1
• x = 2

Tags

CCSS.6.EE.B.5

CCSS.6.EE.B.6

CCSS.6.EE.B.7

Solve for x:
4(1 - x) + 3x = - 2(x + 1)

• x = -6
• x = 6
• x = 3

Tags

CCSS.6.EE.B.5

CCSS.6.EE.B.6

8w - 8 = - 4x + 16

• 8
• 16
• 24
• 2

Tags

CCSS.6.EE.A.2

CCSS.6.EE.B.5

CCSS.6.EE.B.6

CCSS.6.EE.B.7

Solve the equation
12x - 15 = 3(2x + 3)

• x = 4
• x = -4
• x = 2
• x = -2

Tags

CCSS.6.EE.A.2

CCSS.6.EE.B.5

CCSS.6.EE.B.6

CCSS.6.EE.B.7

Solve the equation
-8x - 8 + 3(x - 2) = -3x + 2

• x = -8
• x = 8
• x = 2
• x = -2

Tags

CCSS.6.EE.B.5

CCSS.6.EE.B.6