Elimination Method
Equal Values Method
Substitution Method
BONUS
100

x + 2y = 5

x + y = 2

(x,y)=? 

What is (-1,3)?

100

y = 2x + 4

y = 4x - 2

(x,y) = ?

What is (3,16)?

100

-4x + 11y = 15

x=2y

(x,y)=?

What is (10,5)

100

Who was the richest person of all time?

Who was Mansa Musa?

200

2x + 3y = 15

-2x + y = 1

(x,y)?

What is (3/2,4)

200

y = 3x + 5

y = 4x + 8

(x,y)=?

What is (-3,-4)?

200

4x - 2y = 5

y = 2x + 10

(x,y)=?

What is no solution?

200

A factory machine produces shirts, which are then shipped by the factory's workers. On Monday, each machine produced 14 shirts and each worker packed 2 shirts, with a total of 40 shirts remained unpacked. The number of workers on Monday was 8 less than 7 times the number of machines.

How many workers and machines were there on Monday?

What is no solution?


300

-5x + 13y = -7

5x + 4y + 24

x=?

y=?

Write your answer as (x,y)

What is (4,1)

300

y = -2/3x + 4

y = 4x + 8

(x,y) = ?

What is (6, 0)?

300

9x - 6y = 12

3y = 6x - 3

(x,y) = ?

What is (-2,-5)?

300

The modern day city of Istanbul was known by what name in the 13th century?

Where is Constantinople?

400

-9y + 4x -20 = 0

-7y + 16x - 80 = 0

(x,y) = ?

What is (5,0)?

400

y = 3x - 4

y = 1/2x + 7 

(x,y) = ?

What is (22/5,46/5)?

400

51x + 85y = -34

34x - 17y = 51

(x,y) = ?

What is (1,-1)?

400

Joe has dogs and chickens. He says that they had a total of 296 legs and 120 heads. How many dogs and how many chickens does Joe have? Dogs = x, chickens = y.

(x,y) = ?

What is (28,92)?

500

6x - 3y = 5

12x - 6y = -10

(x,y) = ?

What is no solution?

500

2y= 22 - 4x

2y = 2x + 8

(x,y) = ?

What is (7/3, 38/3)?

500

What is the volume of this sphere?


What is 2048/3 pi?

500

You are a farmer that sells apples and oranges. One pound of apples and 1.5 pounds of oranges sells for $7. 4.5 pounds of apples and 1.75 pounds of oranges sell for $14. What is the price for one pound of apples?

What is $1.75?