EXPRESSIONS, EQUATIONS, AND FUNCTIONS
REAL NUMBERS
LINEAR EQUATIONS
WRITING, SOLVING AND GRAPHING LINEAR EQUATIONS
SYSTEMS OF EQUATIONS
100

4(6n+7) when n=6

What is 172.

100
11-square root of x where x=64
What is 3.
100
Identify the slope and y-intercept: 6x+3y=18
What is m=-2;b=6
100
Equation of the line that passes through the point (-2,9) and has slope -2.
What is y=2x+5
100
Solve the linear system: 5x+y=4, 6x-y=7
What is x=1, y=-1 or (1,-1)
200

Twice the difference of a number z and 12 is equal to 10 (as an expression)

What is 2(z-12)=10.

200

Tell whether the number is real, rational, irrational, integer, or whole (give the most exclusive group): 3

What is whole.

200
X-intercept and Y-intercept: -2x+5y=-20
What is x-intercept=10; y-intercept=-4
200
Equation in standard form of the line that passes through the two given points: (3,9) (1,1).
What is -4x+y=-3.
200

Solve: -1 < -2x+7 < 9.

What is -1 < x < 4.

300

True or False: x=8 is a solution for 2x+10<4x-7

What is no 26<25 does not work!

300

-2/7 - 5/14

What is -9/14.

300
Solve for x: 16x-4=4(2x-3)
What is x=-1.
300
Equation of the line that passes through the given point and is perpendicular to the given line: (3,-3), y=x+5
What is y=-x.
300

Solve: 4|5x-3|+6=30 

What is 1.8 or -0.6.

400
You buy apples at $2 per pound and oranges at $3.50 per pound. What is an expression for the total cost of fruit purchased? Also, what is the total cost of 7 apples and 4 oranges?
What is 2x+3.50y=c ; 28
400
An elevator moves at a rate of -5.8 feet per second from a height of 500 feet above ground. It takes 6 seconds for the elevator to make its first stop. How many feet about the ground is the elevator now?
What is 465.2 feet.
400

How many solutions does the equation 3(x-3)=3x-6 have?

What is no solution.

400
Solve: abs(x-2)+6>9
What is x>5 or x<-1.
400

True or False: (0,0) is a solution of the inequality 4x-y>3?

What is False.

500
A rectangular banner is 16 feet long and has an area of 80 square feet. What is the perimeter of the banner?
What is 42 feet.
500

True or False: All whole numbers are natural numbers. 

What is False.

500

Andrew decides to get cable TV for $43 a month. Brody buys a satellite dish for $104 and pays $30 per month for satellite TV. After how many months will They have paid the same amount for their TV services?

What is 8 months.

500

Find the value of x so that the line passes through the points (2,3) and (x,9) and has a slope of 3/2.

What is 6.

500
Solve the linear system: 2x+9y=16, 5x=1-3y
What is x=-1;y=2 or (-1,2)
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