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OpenStudy (anonymous):
@mathmale
@sarahlane235
OpenStudy (anonymous):
x=14/3 and y=0
OpenStudy (anonymous):
Simultamoes eyuation? o_O
OpenStudy (anonymous):
equation
OpenStudy (anonymous):
What do you have to use, substitution or elimination?
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OpenStudy (anonymous):
y = 3x - 14/8
is given to be used
OpenStudy (anonymous):
@mathmale
OpenStudy (anonymous):
Yes, but what method is it asking you to use?
OpenStudy (anonymous):
substitide
OpenStudy (anonymous):
Ok..so isolate one of the variables and substitute it into the other.
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OpenStudy (anonymous):
yeah
OpenStudy (anonymous):
So what have you done so far?
OpenStudy (anonymous):
show me the working and the answer plz
OpenStudy (anonymous):
Show me what you've done so far?
OpenStudy (anonymous):
I'm not just going to do everything for you.
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OpenStudy (anonymous):
5x = 4y
5x = 4(3x - 14/8)
5x/4 = 3x - 14/8
8(5x) = 4(3x - 14)
40x = 12x - 56
x = -2
now im stucking i know nothing what to do now
OpenStudy (anonymous):
@iambatman
OpenStudy (anonymous):
There's some problem with the algebra in the equation you used to substitute. Do you see what it is? Since you're using y, what is wrong with what you used?
OpenStudy (anonymous):
|dw:1398675962190:dw|
OpenStudy (anonymous):
Alright, isolate y, and do it in steps.
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