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1. Solve the system using elimination.
3x+3y=27
x-3y=-11
(8,1)
(3,6)
(6,3)
(4,5)


2. Solve the system using elimination.
4x-7y=3
x-7y=-15
A. (-12/5,10/7)
B. (-1,2)
C. (6,3)
D. (1,1/7

3. Solve the system using elimination.
2x+3y=9
x+5y=8
A. (0,3)
B. (-2,2)
C. (-1/2, 10/3)
D. (3, 1)

4. Solve the system using elimination.
3x+2y=17
2x+5y=26
A. (3, 4)
B. (2, 11/2)
C. (1/2, 5)
D. (1, 7)

5. Solve the system using elimination.
5x-9y=-43
3x+8y=68
A. (1/3, 67/8)
B. (-5, 2)
C. (4, 7)
D. (20, 1)

6. Tell whether the system has one solution, infinitely many solutions or no solution.
9x+8y=15
9x+8y=30
A. One solution
B. Infinitely many solutions
C. No solution

7. Tell whether this system has one solution, infinitely many solutions or no solution.
5x-3y=10
10x+6y=20
A. One solution.
B. Infinitely many solutions.
C. No solutions

8. Tell whether the system has one solution infinitely, many solutions are no solution.
2x-5y=17
6x-15y=15
A. One solution.
B. Infinitely many solutions.
C. No solutions​

User Fakeleft
by
5.3k points

1 Answer

3 votes

Answer:

1. D

2.C

3.D

4.A

5.C

6.C

7.A

8.B

User Cobexa
by
6.2k points