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5.2 Systems Elimination and Word Problems

Authored by Crystal Minott

Mathematics

9th Grade

CCSS covered

Used 2+ times

5.2 Systems Elimination and Word Problems
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70 questions

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1.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Nancy went to the grocery story.  On Monday she purchased 4 apples and 6 bananas for a total of $13.  On Wednesday she purchased 3 apples and 7 bananas for a total of $13.50.  Which system of equations represents the situation?

4x + 6y = 3
13.5x - 13y = 6
x + y = 4
x - y = 6
4x + 6y = 13
3x + 7y = 13.5
4x - 6y = 13
3x - 7y = 13.5

Tags

CCSS.8.EE.C.8C

2.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

The talent show committee sold a total of 530 tickets in advance. Student tickets cost $3 each and the adult tickets cost $4 each. If the total receipts were $1740, which system could be used to find how many of each type of ticket were sold?

S + A = 530
3S + 4A = 1740
S + A = 530
4S + 3A = 1740
S + A = 1740
3S + 4A = 530
S + A = 1740
4S + 3A = 530

Tags

CCSS.HSA.CED.A.3

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

What do you get for y when you start solving

2

-1

1

-2

Tags

CCSS.HSA.REI.C.9

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Solve for x

1

-2

-1

-6

Tags

CCSS.HSA.REI.C.9

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Which variable would be the BEST choice to try and eliminate?

x

y

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

What does the new equation become after multiplying?

-12x + 6y = 26

-12x + 18y = 26

-12x + 18y = 78

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

What should we try and get the coefficients of y to be?

15 & -15

10 & -10

8 & -8

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

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