Please help!! will medal-
Tell whether the system has one solution,infinity more solutions, or no solution.
23. y=2x-1
3y=6x-5
25. 2x-2y=5
y=x-4
27. y-x=5
3y=3x+15
29. 2y=x-2
3y=3/2x-3
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OpenStudy (anonymous):
23 and 27
OpenStudy (anonymous):
I think
OpenStudy (anonymous):
What? @Coolguy23780
OpenStudy (anonymous):
there's more solution's
OpenStudy (anonymous):
what about the other to
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OpenStudy (anonymous):
I DONT KNOW ALL I KNOW IS THAT IT PROB MIGHT BE 23 AND 27 SORRY FOR CAPS
OpenStudy (anonymous):
Thanks can you help with some other stuff too? @Coolguy23780
OpenStudy (anonymous):
Have to medal me like you said
OpenStudy (anonymous):
ok bring the questions
OpenStudy (anonymous):
Solve each system using substitution-
11. x+y=8
y=3x
13. x+3=y
3x+4y=7
15. y=-2+6
3y-x+3=0
@Coolguy23780
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OpenStudy (anonymous):
11 x and y = 8,13 x and y i think = 0,15 y=2-x=-3+3=0 thats all i got
OpenStudy (anonymous):
Thanks! help with more?
OpenStudy (anonymous):
@Coolguy23780
OpenStudy (anonymous):
YEAH
OpenStudy (anonymous):
solve using elimination-
7. 3x+3y=27
x-3y=-11
9.2x+4y=22
2x-2y=-8
11.5x-4=0
3x+y=24
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OpenStudy (anonymous):
7. A bicycle store costs $2400 per month to operate. The store pays an average of $60 per bike. The average selling price of each bike is $120. How many bikes must the store sell each month to break even?