Equations/Inequalities

What is a difference between equations and inequalities?

• inequalities have an equal sign
• equations have an equal sign
• equations are harder to solve
• inequalities are easier to solve

Tags

CCSS.6.EE.B.8

How do you use order of operations to solve equations and inequalities?

• same as always--PEMDAS
• you don't use it at all
• is that Aunt Sally?
• backwards--ASMDE, except for parenthesis

Solve for x:
2x - 5 = 12

• 7/2
• -7/2
• 17/2
• -17/2

Tags

CCSS.7.EE.B.4A

Solve for x:
-2x - 5 = 12

• 7/2
• -7/2
• 17/2
• -17/2

When do you have an open circle on a graph for an inequality?

• when it is NOT equal to the number
• when it can be equal to the number
• if it's less than
• if it's greater than

Tags

CCSS.6.EE.B.8

When do you have a closed circle on a graph for an inequality?

• when it's NOT equal to the number
• when it can be equal to the number
• when it's less than
• when it's great than

Tags

CCSS.6.EE.B.8

What does this symbol mean:
>

• greater than or equal to
• less than or equal to
• greater than
• less than

Tags

CCSS.6.EE.B.8

What does this symbol mean?
<

• less than
• greater than
• less than or equal to
• greater than or equal to

Tags

CCSS.4.NF.A.2

What will the graph for the solution to this inequality look like?
2x - 5 < 10

• open circle, shaded to the right
• closed circle, shaded to the right
• open circle, shaded to the left
• closed circle, shaded to the left

Tags

CCSS.7.EE.B.4B

What will the graph for the solution to this inequality look like?
2x - 5 > 10

• open circle, shaded right
• closed circle, shaded right
• closed circle, shaded left
• closed circle, shaded right

Tags

CCSS.7.EE.B.4B