Elimination Adding and Subtracting

Elimination Adding and Subtracting

9th Grade

15 Qs

quiz-placeholder

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Elimination Adding and Subtracting

Elimination Adding and Subtracting

Assessment

Quiz

Mathematics

9th Grade

Hard

Created by

Anthony Clark

FREE Resource

15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Solve the system given:
3x - y = 7
2x + y = 3

(-1,2)

(5,4)

(4,5)

(2,-1)

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Solve the system by elimination.  

−8x − 10y = 20
−8x − 6y = −4 

Infinite number of solutions  

(6, 5) 

(−6, −5) 

(5, −6) 

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Solve the system of Equation (x,y)
3x + 2y = –13
3x + 4y = 1 

(-9,7)

(7,-9)

(4,-7)

(-7,-4)

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

4x +  8y = 20
-4x + 2y = -30
Which variable will be eliminated?

The  x

The  y

The  z

The unknown

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Solve by elimination:
4x+9y=28
-4x-y=-28

(-7,0)

(6,0)

(-6,0)

(7,0)

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Solve by elimination:
7x + y = -9
-3x - y = 5

No solution

(1,8)

(-2,-3)

(-1,-2)

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Solve the system of Equation (x,y)
3x + y = –21
x + y = –5  

(-3,8)

(8,-3)

(3,-8)

(-8,3)

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