0. Review of Algebra

Algebraic Expressions

0. Review of Algebra

# Algebraic Expressions

1

concept

## Introduction to Algebraic Expressions

5m

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2

concept

## Evaluating Algebraic Expressions

3m

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3

Problem

ProblemEvaluate the algebraic expression when **$x=4$ and $y=-5$.**

****$2y-x\left(3+y\right)$

A

43

B

28

C

-2

D

-22

4

Problem

ProblemEvaluate the algebraic expression when $x=-3$ and $y=2$.

$x\left(20-15y\right)-\left|2x+y\right|$

A

26

B

-21

C

-94

D

34

5

concept

## Introduction to Exponents

6m

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6

concept

## Simplifying Algebraic Expressions

5m

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7

Problem

ProblemSimplify $-3\left(5-x\right)+10-7x$ .

A

$13x-22$

B

$-4x-5$

C

$-22x+13$

D

$-8x-5$

8

Problem

ProblemSimplify $-13+4x+x\left(9-x\right)$

A

$-x^2+4x+9x-13$

B

$-x^2+13x-13$

C

$12x-13$

D

$x^2+13x-13$

9

Problem

ProblemSimplify $3x+14y-7\left(-x+2y\right)$

A

$10x$

B

$10x+16y$

C

$10y$

D

$17x-7y$

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