Function?
Writing Linear
Equations
Equations
Solving Equations
Solving Systems
Solving
Word Problems
Word Problems
Number of
Solutions
Solutions
100
The following table represents a function. True or false?
False
100
Write the equation (in slope-intercept form) for the line that passes through the two points (2,1) and (-4,-2)
y=1/2x
100
Solve.
-3(x+2)=6
x=-4
100
Solve.
4x-2y=8 and y=-2
(1,-2)
100
A class of 195 students went on a field trip. They took 7 vehicles, some cars and some buses. Find the number of cars and the number of buses they took if each car holds 5 students and each bus hold 45 students.
3 cars, 4 buses
100
How many solutions does this system have?
2x+y=5 and x+2y=10
One solution
200
The following table represents a function. True or false?
True
200
The population of Pine Bluff is 6791 and is decreasing at the rate of 7 per year. Write an equation that models this situation.
y=-7x+6791
200
solve. 3=x+3-5x
x=0
200
Solve.
y=2x-3
y=x-1
(2,1)
200
Kristin spent $131 on shirts. Fancy shirts cost $28 and plain shirts cost $15. If she bought a total of 7 then how many of each kind did she buy?
2 fancy, 5 plain
200
DAILY DOUBLE!!!!
How many solutions does the equation have?
3/2(2x+6)=3-2(x-3)+5x
300
The following graph represents a function. True or false?
False
300
Twice the number decreased by 22 is 48. Create a linear equation to model this situation.
2x-22=48
300
Solve.
-16+5n=-7(-6+8n)+3
x=1
300
Solve.
5x+y=8
-3x+2y=-10
(2,-2)
300
A farmhouse shelters 11 animals. Some are goats and some are ducks. Altogether there are 34 legs. How many of each animal are there?
5 ducks, 6 goats
300
infinitely many solutions
400
Which from the following numbers could be used as x to make the relation a function?
{(0,1), (5,-2), (-3,7), (x,10), (-8,7)}
Choose from the following: -2, -3, -4, 0, 5
x=-4
400
The length of a rectangle is 10 m more than its width. Write an equation that represents this situation if the perimeter of rectangle is 80 m.
2(x+10)+2x=80 or
4x+20=80
400
Solve.
10(x+3)-2(-3x-6)=4-5(-2x-4)
x=-3
400
Solve.
-6x-12y=12
5x+4y=20
(9,-5)
400
At Elisa's Printing Company LLC there are two kinds of printing presses: Model A which can print 70 books per day and Model B which can print 55 books per day. The company owns 14 total printing presses and this allows them to print 905 books per day. How many of each type of press do they have?
9 Model A
5 Model B
400
How many solutions does the following system have?
3x-15y=-6
y=1/5x+2/3
Infinitely many
500
The mapping diagram below shows a function. True or false?
True
500
Rene is 6 years older than her younger sister. After 10 years, the sum of their ages will be 50 years. Find an equation that represents this scenario.
2x+26=50
500
Solve.
-10+5(-3x-5)=4-3(4x+12)
x=1
500
Solve.
9x-2y=-21
2x+3y=16
(-1,6)
500
Molly's Custom Kitchen Supplies sells handmade forks and spoons. It costs the store $1.70 to buy the supplies to make a fork and $1.30 to buy the supplies to make a spoon. The store sells forks for $5.60 and spoons for $5.40. Last April Molly's Custom Kitchen Supplies spent $37.90 on materials for forks and spoons. They sold the finished products for a total of $147.20. How many forks and how many spoons did they make last April?
7 forks and 20 spoons
500
How many solutions does the following system have?
12x+5y=71
24x-10y=142
No Solution