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Get Ready for College Algebra: Corequisites
Definitions, Properties, and Simplifying Expressions

 

Problem 1

Write each of the following in symbols:

The sum of \(x\) and \(5\) is less than \(2\).
The product of \(3\) and \(x\) is \(21\).
The quotient of \(y\) and \(6\) is \(4\).
Twice the difference of \(b\) and \(7\) is greater than \(5\).
The difference of twice \(b\) and \(7\) is greater than \(5\).

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Mr. McKeague cc
Mr. McKeague
Betsy cc
Betsy
Gordon cc
Gordon
Cynthia spanish language icon
Cynthia
Problem 2

Simplify: \(\; 5+3(2+4)\)

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Aaron cc
Aaron
Lauren
Lauren
Anthony spanish language icon
Anthony
Problem 3

Simplify: \(40-20 \div 5+8\)

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Katrina cc
Katrina
Brooke cc
Brooke
Logan cc
Logan
Anthony spanish language icon
Anthony
Problem 4

Simplify \((-2-3)(5-9)\)

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Preston cc
Preston
Stefanie cc
Stefanie
Anthony spanish language icon
Anthony
Problem 5

Simplify \(2-5(7-4)-6\)

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Preston cc
Preston
Stefanie cc
Stefanie
Winston cc
Winston
Julieta spanish language icon
Julieta
Problem 6

Simplify \(2(4-7)^3+(-2-3)^2\)

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Preston cc
Preston
Stefanie cc
Stefanie
Anthony spanish language icon
Anthony
Problem 7

Simplify: \(\dfrac{-8-8}{-5-3}\)

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Mr. McKeague cc
Mr. McKeague
Ana
Ana
Matt cc
Matt
Anthony cc
Anthony
Problem 8

Simplify: \(\dfrac{-5(-4)+2(-3)}{2(-1)-5}\)

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Mr. McKeague cc
Mr. McKeague
Ana
Ana
Anthony cc
Anthony
Anthony spanish language icon
Anthony
Problem 9

Find the value of the expression \(3x+4y+5\) when \(x\) is \(6\) and \(y\) is \(7\)

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Ana
Ana
Aaron cc
Aaron
Edwin spanish language icon
Edwin
Problem 10

Locate the numbers \(-4.5\), \(-0.75\), \(\dfrac{1}{2}\), \(\sqrt{2}\), \(\pi\), and \(4.1\) on the real number line.

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Mr. Perez
Mr. Perez
Katrina cc
Katrina
Logan cc
Logan
Edwin spanish language icon
Edwin
Problem 11

Write \(\lvert 5\rvert\) without absolute value symbols.

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Ana
Ana
Aaron cc
Aaron
Edwin spanish language icon
Edwin
Problem 12

Write \(\lvert -2\rvert\) without absolute value symbols

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Ana
Ana
Aaron cc
Aaron
Cynthia spanish language icon
Cynthia
Problem 13

Write \(-\lvert -3\rvert\) without absolute value symbols

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Ana
Ana
Aaron cc
Aaron
Cynthia spanish language icon
Cynthia
Problem 14

Simplify \(5(4x)\) by using the associative property.

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Betsy cc
Betsy
Logan cc
Logan
Cynthia spanish language icon
Cynthia
Problem 15

Simplify \(\dfrac{1}{4}(4a)\) by using the associative property.

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Betsy cc
Betsy
Logan cc
Logan
Edwin spanish language icon
Edwin
Problem 16

Apply the distributive property to \(\dfrac{1}{2}(3x+6)\) and then simplify the result.

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Julieta cc
Julieta
Betsy cc
Betsy
Logan cc
Logan
Julieta cc spanish language icon
Julieta
Problem 17

Simplify: \(\,2(3y+4)+2\)

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Betsy cc
Betsy
Logan cc
Logan
Edwin spanish language icon
Edwin
Problem 18

Apply the distributive property to \(a\left(1+\dfrac{1}{a}\right)\) and then simplify the result.

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Betsy cc
Betsy
Logan cc
Logan
Cynthia spanish language icon
Cynthia
Problem 19

Apply the distributive property to \(3\left(\dfrac{1}{3}x+5\right)\) and then simplify the result.

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Betsy cc
Betsy
Logan cc
Logan
Edwin spanish language icon
Edwin
Problem 20

Apply the distributive property to \(6\left(\dfrac{1}{3}x+\dfrac{1}{2}y\right)\) and then simplify the result.

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Betsy cc
Betsy
Logan cc
Logan
Cynthia spanish language icon
Cynthia
Problem 21

Use the distributive property to combine similar terms for the expression \(3x+5x\).

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Betsy cc
Betsy
Logan cc
Logan
Edwin spanish language icon
Edwin
Problem 22

Use the distributive property to combine similar terms for the expression \(3y+y\)

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Betsy cc
Betsy
Logan cc
Logan
Cynthia spanish language icon
Cynthia
Problem 23

Simplify: \(7x+4+6x+3\)

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Stefanie cc
Stefanie
Katrina cc
Katrina
Logan cc
Logan
Julieta cc spanish language icon
Julieta
Problem 24

Simplify: \(4+3(2y+5)+8y\)

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Stefanie cc
Stefanie
Katrina cc
Katrina
Cynthia spanish language icon
Cynthia
Edwin spanish language icon
Edwin
Problem 25

Simplify: \(3(2y-1)+y\)

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Stefanie cc
Stefanie
Katrina cc
Katrina
Keith cc
Keith
Anthony spanish language icon
Anthony
Problem 26

Simplify: \(8-3(4x-2)+5x\)

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Mr. McKeague cc
Mr. McKeague
Stefanie cc
Stefanie
Anthony cc
Anthony
David spanish language icon
David
Problem 27

Simplify: \(5(2a+3)-(6a-4)\)

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Stefanie cc
Stefanie
Katrina cc
Katrina
Keith cc
Keith
Anthony spanish language icon
Anthony
Problem 28

Let \(A=\{1, 3, 5\}\), \(B=\{0, 2, 4\}\), and \(C=\{1, 2, 3, \ldots\}\). Find \(A\cup B\).

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Suhas
Suhas
Katrina cc
Katrina
Logan cc
Logan
Edwin spanish language icon
Edwin
Problem 29

Let \(A=\{1, 3, 5\}\), \(B=\{0, 2, 4\}\), and \(C=\{1, 2, 3, \ldots\}\). Find \(A\cap B\).

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Mr. Perez
Mr. Perez
Katrina cc
Katrina
Logan cc
Logan
Julieta cc spanish language icon
Julieta
Problem 30

Let \(A=\{1, 3, 5\}\), \(B=\{0, 2, 4\}\), and \(C=\{1, 2, 3, \ldots\}\). Find \(A\cap C\).

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Mr. Perez
Mr. Perez
Katrina cc
Katrina
Logan cc
Logan
Edwin spanish language icon
Edwin
Problem 31

Let \(A=\{1, 3, 5\}\), \(B=\{0, 2, 4\}\), and \(C=\{1, 2, 3, \ldots\}\). Find \(B\cup C\).

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Mr. Perez
Mr. Perez
Katrina cc
Katrina
Logan cc
Logan
Julieta cc spanish language icon
Julieta
Problem 32

For the set \(\left\{-5, \,-3.5, \,0, \,\frac{3}{4}, \,\sqrt{3}, \,\sqrt{5}, \,9\right\}\), list:

  1. whole numbers

  2. integers

  3. rational numbers

  4. irrational numbers

  5. real numbers

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Mr. Perez
Mr. Perez
Katrina cc
Katrina
Graham
Graham
Edwin spanish language icon
Edwin