Equations

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

A solution is...

• A variable that results in a true sentence

• A mathematical sentence showing two expressions are equal.

• Numbers expressed using exponents

• The value for the variable in an equation.

Tags

CCSS.6.EE.B.5

Inverse Operations are operations which undo each other.

• True

• False

Tags

CCSS.HSA.REI.A.1

d + 3 = 8

d = ?

• d = 3

• d = 8

• d = 5

• d = 11

Tags

CCSS.7.EE.B.4A

4 - a = 1

a = ?

• a = -3

• a = 1

• a = 5

• a = 3

Tags

CCSS.6.EE.B.7

4g = 24

g = ?

• g = 96

• g = 28

• g = 6

• g = 20

Tags

CCSS.6.EE.B.7

2.5y = 5

y = ?

• y = 2

• y = 2.5

• y = 7.5

• y = 12.5

Tags

CCSS.6.EE.B.7

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

11b+7=40

• 2
• 1
• 4
• 3

Tags

CCSS.6.NS.B.4