The perimeter of a rectangle is 200m. The width of the rectangle is 20 feet less than the length. What are the dimensions of the rectangle?

width = 40m, length = 20m
width = 40m, length = 60m
width = 10m, length = 20m
width = 200m, length = 200m

One line has a slope of 6 and a y-intercept of 2. Another line goes through the point (6, 2) and has a slope of -3. Where do these lines cross?

(-2, 6)
(12, 2)
(2, 12)
(2, 14)


Solve the system of equations:
6y - 2 = 4x - 2
3y + 3 = 2x

(6 ,-1)
(3, 2)
no solution
(7.5, 2)


Solve the system of equations:
y = 6
y + 3x = 9

(1, 6)
(6, 1)
(-6, -1)
(1, -6)

What method would be best used to solve this system of equations?
y = 6
y + 3x = 9

substitution
linear regression
elimination
addition


Use elimination to solve the system of equations.
-x + 2y = 18
x + 8y = -38

(-22, -2)
(2, 2)
(14, 2)
(-2, 14)

One number is eight more than a second number. Six times the smaller number is two times the larger number. Find the two numbers.

4, 12
3, 6
2, 10
5, 20

Twice as many people passed math class than failed. The number of people who passed minus the half of the number of people who failed is 39. How many people passed and failed?

26 failed, 52 passed
12 passed, 24 failed
13 passed, 26 failed
10 passed, 20 failed

Solve the system of equations:
y = -5x - 10
y = 5x + 10

(2, 2)
(0, 0)
(2, 0)
(-2, 0)

A boat travels 30 miles upstream in four hours. The trip downstream takes 2.5 hours. Find the rate of the boat in still water.

12 mph
10 mph
9.75 mph
7.5 mph

Use substitution to solve this system of equations:
5x + 5y = -30
2x - y = 15


(-3, -3)
(3, 3)
(9, 3)
(3, -9)

Solve the system of equations given by 5x - 2y = -6 and 15x - 6y = 6.

(-6, 6)
(-5, 3)
(3, 5)
no solution

Jim is three times older than Bob. Bob is six years younger than Jim. How old are Bob and Jim?

Bob is 9, Jim is 3
Bob is 6, Jim is 8
Bob is 3, Jim is 9
Bob is 3, Jim is 10

Solve the system of equations:
3 = 2y - x
4 = 2y - x

(2, 2)
no solution
(1, 1)
(3, 0)

Students from the local high school sold tickets to the town's annual carnival. Adult admission was $5.00 and child admission was $2.50. Two hours after the carnival opened, 440 tickets had been sold, totaling $1900. How many adults and how many children entered the carnival during the first two hours it was open?

293 adults, 147 children
320 adults, 120 children
220 adults, 220 children
380 adults, 760 children