Answer asap! will mark brainliest : )

Valentina is subtracting from . she finds the lcd to be 15y2. what is valentina's next step?

Find the center and the radius of the circle with the equation: x^2-2x+y^2+4y+1=0?

The width of a rectangle is 20 units. can the perimeter p of the rectangle be 64 units when its length x is 11 units? no, because p = 2x + 2(20) no, because p ≠ 2x + 2(20) yes, because p ≠ 2x + 2(20) yes, because p = 2x + 2(20)