Equations and Pythagorean Theorem

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

6z + 3 -4z = 9

• z = 3
• z = 60
• z = 30
• z = 1

Tags

CCSS.8.EE.C.7B

11b+7=40

• 2
• 1
• 4
• 3

Tags

CCSS.7.EE.B.4A

Solve for x:
52 = -5x - 3

• x = 11
• x = -11
• x = 275
• x = -275

Tags

CCSS.7.EE.B.4A

4 = 2(x + 3)

• 1/2
• 7/2
• -1
• 5

Tags

CCSS.7.EE.B.4A

c/2 =  -14

• c = -7
• c = -7
• c = -28
• c =  28

Tags

CCSS.6.EE.B.7

w/5 = -10

• w = -50
• w = 50
• w = 2
• w = -2

Tags

CCSS.6.EE.B.7

24.3 + n = 125.32

• 101.02
• 127.76
• 1.02
• 102

Tags

CCSS.6.EE.B.7

m - 25.4 = 105

• 130.4
• 79.6
• 131
• 80

Tags

CCSS.5.NBT.B.7