Day 7 Algebra 1 check in
Authored by Sarah Massey
Mathematics
9th - 10th Grade
Used 2+ times
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6 questions
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1.
MULTIPLE SELECT QUESTION
15 mins • 1 pt
You should have completed either #9, #10, or both in the practice problems for this lesson. Please choose the correct answer below for the problem that you did. (If you did both, just choose one!) ~Ms. Massey
The answer to number 9 is (2, 3)
The answer to number 9 is (-2, -1)
The answer to number 10 is (3, -3)
The answer to number 10 is (-3, 2)
2.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Solve by elimination:
4x+9y=28
-4x-y=-28
(-7,0)
(6,0)
(-6,0)
(7,0)
3.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Solve by elimination:
3x+7y=23
-3x-7y=-17
No solution
ARN
(-3,3)
(3,3)
4.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Solve by elimination:
4x+4y=4
3x+4y=10
(7,-6)
(-6,7)
(6,7)
(7,6)
5.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Is (-3, -7) a solution to this system? (Hint: CHECK it!)
y = 4x + 5
y = x – 4
YES
NO
6.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Solve by elimination (HINT: you need to multiply one of the equations!)
2x + 9y = -7
6x - 3y = 9
(-1, -1)
(2,-1)
(1,1)
(1,-1)
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