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EXPRESSIONS, EQUATIONS, AND FUNCTIONS
REAL NUMBERS
LINEAR EQUATIONS/GRAPHING
SOLVING 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
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
Solve for x: 2(5x-2)=8x+2

What is x=3

200

Solve the linear system: x+4y=5 and -2x+5y=16

What is x=-3 and y=2

300

True or False: x=8 is 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

Solve for n: 25+2(n+2)=30

What is n=1/2

300
Is the ordered pair a linear system? (8,5), 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: b/8=9/4
What is b=18.
400

Solve for h: -5(h+12)-(4h-2)=h-8 

What is h=-5

400

Solve the linear system: 3x-7y=-29 and -4x+7y=27

What is x=2 and y=5

500

The length of a rectangular picture is 5 inches more than 3 times the width. Find the dimensions of the picture if its perimeter is 74 inches.

What is width of 8 inches and length of 29 inches

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

Write an equation in slope intercept form that passes through the point (2,4) and has a slope of 5.

What is y=5x-6

500
Solve for k: -24-10k=-8(k+4)-2k

What is no solution

500

Solve the linear system: y=2x+3 and 5x-2y=-6

What is x=0 and y=3