Mathematics
10 Online
OpenStudy (anonymous):
Hey guys if you can help me I will give you a medal and fan you! I need help with linear application!!!
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OpenStudy (anonymous):
8x+2y=4
-4x+3y=-10
Solve with linear application (with or without multiplication)
OpenStudy (anonymous):
A. (1,3)
B. (2,3)
C. (1,2)
D. (1,-2)
OpenStudy (anonymous):
u can plug in each answer nd try to c if they make it true
OpenStudy (anonymous):
But how do I do that?
OpenStudy (anonymous):
So do you think it would be d.? @rocker128
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OpenStudy (anonymous):
YES :)
OpenStudy (anonymous):
Can you help me with another one?
OpenStudy (anonymous):
I have 3 questions I dont understand at all!
OpenStudy (anonymous):
SURE ill do my best
OpenStudy (anonymous):
Ok great thanks so much!
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OpenStudy (anonymous):
4g+5h=4
8g-10h=4
OpenStudy (anonymous):
what do they want u to do here?
OpenStudy (anonymous):
A. (3/4, -1/5)
B. (-3/4, -1/5)
C. (3/4,1/5)
D. (-3/4, 1/5)
OpenStudy (anonymous):
i have to solve using linear combination with or without mulitplication
OpenStudy (anonymous):
ahh same thing. just plug in
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OpenStudy (anonymous):
How do I do that with fractions?
OpenStudy (anonymous):
u do the same thing with fractions
nothing changes
OpenStudy (anonymous):
ok so let me work it out and then can you check it?
OpenStudy (anonymous):
yup
OpenStudy (anonymous):
So is it c.?
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OpenStudy (anonymous):
YES
OpenStudy (anonymous):
Ok can I do the other 2 write them down and you can check them?
OpenStudy (anonymous):
PRETTY PLEASE????
OpenStudy (anonymous):
surrre
OpenStudy (anonymous):
x+y=50
0.05x+0.06y=2.8
A.(20,-50)
B.(10,30)
C. (40,60)
D. (20,30)
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OpenStudy (anonymous):
is it D.?
OpenStudy (anonymous):
@rocker128
OpenStudy (anonymous):
5x-6y=27
3x+2y=-23
A. (9,4)
B. (-3,-7)
C. (3,7)
D. (3,-7)
This is the next question but was the one above D.?
OpenStudy (anonymous):
the one before is d