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EXPRESSIONS, EQUATIONS, AND FUNCTIONS
REAL NUMBERS
LINEAR EQUATIONS/GRAPHING
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

What is the slope-intercept form equation?

What is y=mx + b

100

Solve the linear system: 5x+y=4, y = 14

What is x=-2, y=14 or (-2,14)

200
3 times the difference of a number m and 15 is equal to 30 (as an expression)
What is 3(m-15)=30.
200
Simplify: -7x(x-13)
What is 7x^2+91x.
200
X-intercept and Y-intercept: -2x+5y=-20
What is x-intercept=10; y-intercept=-4
200

Write the equation of a line given its slope and y-intercept. (slope = 2, y-intercept = -3) 


What is y = 2x - 3.

200

Is the ordered pair a linear system? (8,5), 5x-4y=20, 3y=2x+1

What is "no"

300
x=8 a solution for 2x+10<4x-7
What is no 26<25 does not work!
300
-16-(-25.2).
What is 9.2.
300
Solve for x: 16x-4=4(2x-3)
What is x=-1.
300

What is the slope of a line given the following two points: (11, 6) (-1, 3)?

What is m = 1/4.

300

Where are the solutions to a system of inequalities?


What is where the shading from each line on the graph overlaps.

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
Solve proportion: b/8=9/4
What is b=18.
400

Solve for y: 3y - 7 = y + 5

What is y = 6

400

Solve the system of equations using elimination. 

8x + y =15
-8x + y = 1 

What is (15/8,16)

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: If a number is positive, then its opposite is negative.
What is True.
500

What is the slope and y - intercept of the following equation?

12x - 6y = 144

What is m = -2 / 1 and b = - 24

500

Sketch a graph for the inequality:

3(x -5) + 15 < 45

What is (teacher provided answer).

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