Solutions for Equations and Inequalities

What is the inequality symbol that stands for less than?

What is the correct name for this inequality symbol: ≥

97 is a number that is ​ (a)   100. But when you add 3 to 97, the result is ​ (b)   to 100.

• <
• >
• =
• ≤
• ≥

If I was given an equation: 44 + p ≥ 70

p = 27

p = 14

p = 26

Select all the different ways I can use substitution to write this equation.

• 44 + 14 ≥ 70

• p + 44 ≥ 70

• 70 ≥ 44 + p

• 44 + 27 ≥ 70

• 44 + 26 ≥ 70

Organize these options into the right categories

Groups:

(a) Name of inequality

,

(b) Inequality symbol

• Less than or equal to

• Greater than or equal to

• >

• ≤

• =

• <

• Equal to

• ≥

• Greater than

• Less than

When you see a line under the greater than or less than sign, you know it means...

Reorder the following:

• is

• greater than

• 19

• 34

Which inequality symbols show us when two numbers can be equal?

• <

• ≤

• =

• ≥

Match the following:

• 863 < 811

• 863 is equal to 811

• 863 = 811

• 863 is greater than 811

• 863 ≥ 811

• 863 is less than 811

• 863 > 811

• 863 is less than or equal to 811

• 863 ≤ 811

• 863 is greater than or equal to 811

Using substitution, solve the following equation:

12 - F > 3

F = 7

F = 11

F = 4

Which equations are true?