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OpenStudy (anonymous):
15x-20y=1 15y=-2+5x
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OpenStudy (goformit100):
equate both...
mathslover (mathslover):
take the first equation and solve for x \[15x-20y=1\] \[15x=1+20y\] \[x=\frac{(1+20y)}{15}\]
mathslover (mathslover):
put this value in 2nd equation at x .. can u solve it now ?
OpenStudy (anonymous):
i think so but am not good at solving them
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