Inequalities Day 3 Do Now (3.18.22)

The keywords "at most" are used with which of the following symbols?

• ≤
• >
• <
• ≥

The keywords "at least" are used with which of the following symbols?

• ≥
• ≤
• >
• <

When graphing an inequality, what does a closed circle mean?

• The number is not included in the list of answers.
• The number is included in the list of answers.

When graphing an inequality, you use an open dot when you use which symbol?

• <, >

• ≤, ≥

What inequality does the number line graph represent?

• x ≥ 3
• x > 3
• x < -3
• x ≤ -3

What inequality does the number line graph represent?

• x ≤ -4
• x ≥ -4
• x < -4
• x < 4

Translate the sentence into an inequality.
Seven less than n is greater than or equal to 18.

• n - 7 > 18
• 7 - n ≥ 18
• n - 7 ≥ 18
• n + 7 ≥ 18

Write the phrase or sentence as an equation, inequality or expression:

"Four more than the quotient of a number and 3 is at most 9."

• n/3 + 4 < 9

• 3/n + 4 < 9

• n/3 + 4 > 9

• n/3 + 4 < 9

Translate the phrase or sentence into an equation, inequality or expression:

"Five less than the product of a number and 3 is at least -7."

• 5 - 3n < -7

• 3n - 5 > -7

• 3n - 5 < -7

• 5 - 3n = -7

A number x plus 5 is less than 6.

• $x\ +\ 5\ \le\ 6$

• $x\ +\ 5\ >\ 6$

• $x\ +\ 5\ <\ 6$

• $x\ +\ 5\ \ge\ 6$