Lauren is tutoring students at the library on Saturday. If she is at the library for a total of 6 hours and she helps each 3 stu
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The value of k is
Given:
x-y=k.............(eq i)
2x²+y²-15..............(eq ii)
We would make y the subject formula in eq ii
2x²+y²-15= 0
2x² + y²= 15
y²= 15-2x²
y= ...........(eq iii)
Substitute the value of y into eq i
x-(= k
x- (= k
k=
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I think its 180/24 here is my work
so you find the lcm of