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What are the solutions of these equations

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Reference no: EM131025208

1. y-2x=0
y=8x-9

What is the solution of the system of equations?
(i need graph also)

2. r-6s=0
9r-8s=230
What is the solution of the system?

3. x+y= -13
9x+y= -61
What is the solution of the system?

4. (1,2); 6x-5y= -4
2x-7y= -12
is the given ordered pair a solution of the system?
yes or no

5. 5x+8y= 27
8x-8y= -144
what is the solution of the system?

6. 9x+6y= 15
-7+y= 28
what is the solution of the system?

7. x+y= 9
y=x+1
what is the solution of the system?

8. 1/2 x + 2/3 y = 2/3
2/3 x - 3/5 y = 1/5
what is the solution of the system?

9. (5,4) 7x-4y= 19
8x-5y= 20
is the given ordered pair a solution of the system?
yes or no

10. x+y= 11
9x-y= 69
what is the solution of the system?

11. p=38+q
9p= -4q+381
what is the solution of the system?

12. 3x-y= 3
4x+y= 4
what is the solution of the system of equations?
(need graph also)

13. 3r-7s= -48
7r+3s= 62
what is the solution of the system?

14. x+y= -2
x-y= 6
what is the solution of the system?

15. x-y= -12
2x-9y= -66
what is the solution of the system?

16. x-y= 15
x+y= 3
what is the solution of the system?

Reference no: EM131025208

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