Expression/one-step equation Quiz Review

Writing Expressions

100

an expression that includes only numbers is called a(n)________________ expression

Numerical

200

an expression involving variables, operations, and/or numbers is called a(n)_______________ expression

Algebraic

300

the sum of 14 and y in "standard form" 

14 + y

400

double the difference of seven and two in "standard form"

2(7-2) OR 2 x (7-2)

500

6^{2 - (y/5) as a word phrase}

six squared minus the quotient of y and 5

six to the second power decreased by y divided by 5

(see student answer)

Algebraic Expressions

100

the number of terms in this expression: 5y - 4 + 6t - g

4 terms

200

list the numerical coefficients: 7g + 5 - 3f +1 

7 and 3

300

list the literal coefficients: 7 + 6h - 3 + j

h and j

400

give an expression with at least 1 constant

Answers may vary

ex. 2y + 7

500

List the like terms: 7h + 2g +19hg - 5h²

there are none

Simplifying Algebraic Expression

100

True or false: You simplify algebraic expression by combining like terms

true

200

What is the numerical coefficient for y in the following expression:  5t + 3h - y

-1

300

Simplify the following expression: 3r + b - r

2r + b

400

Simplify the following expression:

-3x +5(x - 2y)

2x - 10y

500

Simplify the following expression: 

9v² + 5v(7 + 9k) - 4v²

5v² + 35v + 45vk

Addition/Subtraction Equations

100

What is the goal for solving equations

get the variable by itself

200

use the ________________ to solve equations

inverse operation

300

u + 7.8 = 24. 1

u = 16.3

400

y - (2/5) = 3/8

31/40

500

h + 2 2/3 = (-4 1/5)

-6 13/15

Multiplying/Dividing Equations

100

True or false: turn mixed numbers into improper fractions before multiplying/dividing fractions

True

200

KCF stands for ....

Keep 1st fraction, change x to div., flip 2nd fraction

300

0.4y = 22.8

57

400

(- 1/3)a = 4/9

-1 1/3 or -4/3

500

-b / 1.25 = -9.6

12