Equations

19  + a  =  -50

• a = -950
• a =  -69
• a = -31
• a = -50/19

Tags

CCSS.6.EE.B.7

-10z = 40

• z = 50
• z = 30
• z = -4
• z = 4

Tags

CCSS.6.EE.B.7

18 = -3c

• c = 6
• c = -6
• c = 15
• c = -15

Tags

CCSS.6.EE.B.7

Solve: 4x + 3 = -5

• 1/2
• -1/2
• -2
• 2

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

 What is the second step in solving the following equation?
-3x + 5 = 20

• Subtract 5 from both sides
• Divide both sides by -3
• Divide both sides by 3
• add 3x to both sides

Tags

CCSS.7.EE.B.4A

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

Which equation has x =2 as a solution?

• 3 + x = 10
• 11 + x = 13
• 4x = 32
• 5x =25

Tags

CCSS.6.EE.B.5

An equation is...

• a problem that contains at least one variable and at least one operation; no equal sign

• a mathematical sentence showing two expressions are equal.

• The solution for a variable

• The value that results in a true sentence

Tags

CCSS.6.EE.B.5

Inverse Operations are operations which undo each other.

• True

• False

Tags

CCSS.HSA.REI.A.1