Systems of Equations Test Review

Systems of Equations

100

Create a graph of a system of equations with ONE SOLUTION

Two lines where the line crosses ONCE.

200

Create a graph of a system of equations with NO SOLUTION.

A graph where the two lines are parallel.

300

Create a graph of a system of equations with INFINITELY MANY SOLUTIONS.

A graph where the lines are on top of each other.

400

When solving a system of equations in this class, you will always have ______ variable (s)

2

Substitution

100

y=2

x+y=7

Write your answer as an ordered pair.

(5,2)

200

x=3y

x - 2y = 12

(36,12)

300

y = 2x - 2

x - 2y = 10

Write as an ordered pair.

(-2,-6)

400

2y = 8x - 4

3x + y = 11

(2,5)

Elimination

100

x + y = 9

x - y = 1

(5,4)

200

2x + y = 8

2x - y = 4

(3,2)

300

2y + 7x = -5

5y - 7x = 12

(-1,1)

400

3x + 2y = 12

x + 2y = 8

(2,3)

Which method?

100

y = -4

x = 2y + 4

Substitution

200

y = 3x +4

y = x - 6

Graphing OR Substitution

300

2x + 3y = 100

6x - 3y = -12

Elimination

400

2y + x = 10

y - 4x = 0

Substitution or Elimination

Miscellaneous

100

What continent is Egypt located?

Africa

200

What part of the cell is known as the control center?

Nucleus

300

What document ended World War 1 and crippled Germany as a country?

Treaty of Versailles

400

What layer of the earth is directly below the crust?

Mantle