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Q: Find the coordinates of the y-intercept -2x-y equals -10?

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2xy=2*30*2=120

2xy substitute 3 for y and 5 for x 2(5)(3) = 30

15xy-2xy-7x+x=13xy-6x

No, it equals -2xy. lrn2math

x2 + y2 = x2 - 2xy + y2 + 2xy = (x - y)2 + 2xy = 72 + 2*8 = 49 + 16 = 65 You could, instead, solve the two equations for x and y and substitute, but the above method is simpler.

It's an hyperbola equation.

What is x times 2xy

Y=15/(2c+2x)

Because 2x+y is addition not multiplication

Since 2xy is a factor of 2x2y, it is automatically the GCF.

2xy + 6xy = 8xy

2xy*9 if x=3 and y = 2 2(3)(2)*9 12*9 108 You substitute x and y for their equivalent (3 and 2) then simply multiply 2*x*y, then multiply the answer of that by 9.

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