Quiz-Thursday

An inverse operation is

• reversing the sign in an inequality
• using the opposite operation to solve equations
•  A number’s distance from zero

Tags

CCSS.HSA.REI.A.1

One difference between equations and expressions would be...

• you solve both of them using inverse operations.
• you flip the symbol when you multiply or divide by a negative
• equations have an equals because they show two equal expressions. Expresions have terms and operations.

Tags

CCSS.HSA.REI.A.1

Choose the first step in solving the following equation.
-3y - 12 = 14

• add 3 from both sides
• add 12 to both sides
• subtract 12 from both sides

Tags

CCSS.HSA.REI.A.1

When multiplying integers, a positive number times a positive number equals a______________ number.

• positive

• negative

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

What do you get when you multiply a negative by a positive?

• Positive
• Negative

Tags

CCSS.3.OA.D.9

What do you get when you multiply a negative by a negative?

• Positive
• Negative 

Tags

CCSS.3.OA.D.9

What do you get when you divide a negative by a negative?

• Positive
• Negative

Tags

CCSS.3.OA.D.9

Same signs add and keep,
different signs subtract,
keep the sign of...

• the first number
• the smaller number
• the bigger value
• the last number

Tags

CCSS.7.NS.A.1C

Simplify    5(2 - 7n) =

•  52 - 57n
• 10 - 7n
• 10 - 35n
• 10 + 35n

Tags

CCSS.6.EE.A.3

Simplify   6(x + -2) =

• 6x + -2
• 6x + -12
• 4x
• 6x - 2

Tags

CCSS.6.EE.A.3