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

Are the following points linear or non-linear?

(5, 8) (7, 14) (8, 17) (10, 22)

What is nonlinear.

100

Evaluate  -5 + (5 - 6)3

What is -6.

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
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
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

-3x + 3y = -6

-15x + 7y = -30

(2, 0)

300

Is x=8 a solution for 2x+10< 4x -7

What is no 26<25 does not work!

300

What is  -3abs(k) + 4 > -17 equal to? 

What is -7 < k < 7

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

Is (8,5) a solution to the system 5x-4y=20, 3y=2x+1

What is No.

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: 36/b = 45/10

What is b=8.

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

A ballpark sells two types of tickets: reserved for $17 and box seats for $21, Yesterday the ballpark sold 2660 tickets for a total of $50260. How many of each ticket did they sell? 

1400 reserved seats and 1260 box seats

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: 4xy = 5 is linear.

What is False.

500
Graph: y=-x+7
What is look at graph.
500
Graph: y>4x-3
What is look at graph.
500
Solve the linear system: 2x+9y=16, 5x=1-3y
What is x=-1;y=2 or (-1,2)
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