Solving Systems of Equations

Solving Systems of Linear Equations by Substitution

100

Solve the system of linear equations by substitution:

y = x - 4

y = 4x - 10

(2,-2)

200

Solve the system of linear equations by substitution:

y = 2x + 5

y = 3x - 1

(6,17)

300

Solve the system of linear equations by substitution:

6x - 4y = -8

y = -6x +2

(0,2)

400

Solve the system of linear equations by substitution:

x = 2y + 7

3x - 2y = 3

(-2, -4.5)

500

Solve the system of linear equations by substitution:

7x + 2y = -7

y = 5x + 5y

(-1,0)

Solving Systems of Linear Equations by Elimination

100

Solve the system of linear equations by elimination:

x + 3y = 5

-x - y = -3

(2,1)

200

Solve the system of linear equations by elimination:

x - 2y = -7

3x + 2y = 3

(-1,3)

300

Solve the system of linear equations by elimination:

-4x - 2y = -12

4x + 8y = -24

(6,-6)

400

Solve the system of linear equations by elimination:

2x + 7y = 1

2x - 4y = 12

(4,-1)

500

Solve the system of linear equations by elimination:

8x + y = -16

-3x + y = -5

(-1,-8)

Food Trivia

100

What is the rarest M&M color?

Brown

200

What is the only fruit with seeds on the outside?

Strawberry

300

Which country invented ice cream?

China

400

What is the only edible food that never goes bad?

Honey

500

What is the most consumed manufactured drink in the world?

Tea

Trivia

100

What vitamin does the sun’s ultraviolet rays help the skin produce?

Vitamin D

200

How many Great Lakes are there?

Five

Huron, Superior, Eerie, Michigan, Ontario

300

How many teeth do most adult humans have?

32

400

In which continent is Timbuktu located?

Africa 

500

What 2 body parts keep growing throughout our lives?

Ears and Nose