Expressions

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.A.2C

Inverse Operations are operations which undo each other.

• True

• False

Tags

CCSS.HSA.REI.A.1

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 inverse operation of subtracting?

• Adding

• Subtracting

• Multiplying

• Dividing

Tags

CCSS.2.NBT.B.5

What is the inverse operation of multiplying?

• Adding

• Subtracting

• Multiplying

• Dividing

Tags

CCSS.3.OA.C.7

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 x - 10 = 21

• 21

• 10

• 11

• 31

Tags

CCSS.6.EE.B.7

Which of the following is an equation?

• 6x + 2x - 6
• 6x² + 10 = 25
• 6x² + 10 - 25
• 10y - 6 + 34u

What is the definition of a coefficient?

• The letter used to represent a quantity
• The little number or letter used to raise to a power
• The number in front of a variable
• The number in back of a variable

Tags

CCSS.6.EE.A.2B

25 = 15 + n

Which of these would be the best way to solve this equation in one step?

• -15 from both sides

• -n from both sides

• add 15 to both sides

• -n both sides, then -15

Tags

CCSS.6.EE.B.7