Sara is selling cookies and brownies for a fundraiser for the school band. She charges $2.25 for 2 cookies and 1 brownie. She charges $5.75 for 4 cookies and 3 brownies. How much does sara charge per cookie? how much per brownie?
19 answers
@damon plz help.
cookies = x
brownies = y
2x + y = 2.25
y = 2.25 - 2x
4x +3y = 5.75
its $0.50 per cookie and $1.25 per brownie
brownies = y
2x + y = 2.25
y = 2.25 - 2x
4x +3y = 5.75
its $0.50 per cookie and $1.25 per brownie
@lola thank you.
You are welcome
The answers for the whole thing is
1.D
2.A
3.C
4.D
5.C
6.D
7.A
8.C
9.A
10.B
11.A
12.A
13.A
14.B
15.A
16.B
17.A
18.A
19.B
20.C
21.A
22.A
23.D
24.B
1.D
2.A
3.C
4.D
5.C
6.D
7.A
8.C
9.A
10.B
11.A
12.A
13.A
14.B
15.A
16.B
17.A
18.A
19.B
20.C
21.A
22.A
23.D
24.B
For which one??
is anonymous right??
I don't trust Anon
is anonymous right
yeah use the desmos calculator. Go to the backpack icon, hit web links, hit desmos calculator and type the function and you can get answers to practically every question y’all
people there are different tests they're not all the same i wouldn't listen to any answers that are just the letters and no explanation or even like the actual answer (like 42 or whatever) lol just to let yall know
Anonymous is right for Unit 7 Lesson 8 Systems of Equations and Inequalities Unit Test, for connections academy. I just took the test and his answers are the same as mine, and i got 23/24 (95.8%)
1. A.
2. D.
3. C. infinitely many
4. D. none
5. C. infinitely many
6. D. none
7. A.
8. D.
9. A.
10. B. 3 months
11. A. $0.50 per cookie
12. B.
13. A.
14. A. (–2.5, –5.5)
15. A. (28, –20)
16. B. 1,200 yearbooks
17. A. 24 quarts of the 2% milk and 16...
18. B. 44 mL of the 20% solution and 16 mL...
19. C.
20. C.
21. B.
22. A.
23. B.
24. D.
2. D.
3. C. infinitely many
4. D. none
5. C. infinitely many
6. D. none
7. A.
8. D.
9. A.
10. B. 3 months
11. A. $0.50 per cookie
12. B.
13. A.
14. A. (–2.5, –5.5)
15. A. (28, –20)
16. B. 1,200 yearbooks
17. A. 24 quarts of the 2% milk and 16...
18. B. 44 mL of the 20% solution and 16 mL...
19. C.
20. C.
21. B.
22. A.
23. B.
24. D.
1.a
2.a
3.c
4.d
5.d
6.d
7.a
8.c
9.b
10.a
11.a
12.a
13.b
14.b
15.b
16.a
17.c
18.a
19.a
20.b
21.a
2.a
3.c
4.d
5.d
6.d
7.a
8.c
9.b
10.a
11.a
12.a
13.b
14.b
15.b
16.a
17.c
18.a
19.a
20.b
21.a
Alg 1 A 2520: Lesson 8 Unit 7 : System Of Equations and Inequalities Unit Test
1. D (-4,9)
2. B. (-3, -8)
3. infinitely many
4. none
5. infinit. many
6.none
7. B
8. C
9. A
10. 4 days
11. $.50 per cookie; $1.25 per brownie
12. B (no solution)
13. A (infinit. many solutions)
14. (-2.5,-7)
15. (5,1)
16. 1,200
17. 16 quarts of the 2% milk and 16 quarts of the 7% milk
18. 44 mL of the 20% solution and 16 mL of the 50% solution
19. B
20. A
21. A
22. A
23. A
24. y "<=" x -5 and 3x + y ">=" -2
Good Luck.
1. D (-4,9)
2. B. (-3, -8)
3. infinitely many
4. none
5. infinit. many
6.none
7. B
8. C
9. A
10. 4 days
11. $.50 per cookie; $1.25 per brownie
12. B (no solution)
13. A (infinit. many solutions)
14. (-2.5,-7)
15. (5,1)
16. 1,200
17. 16 quarts of the 2% milk and 16 quarts of the 7% milk
18. 44 mL of the 20% solution and 16 mL of the 50% solution
19. B
20. A
21. A
22. A
23. A
24. y "<=" x -5 and 3x + y ">=" -2
Good Luck.
Just relized the answers are wrong on here the questions are different on everyones
is there anyone who knows the answers to the test with 23 questions
No
fml. i give up
1 answer