There are 500 sneakers in a warehouse. If 63% of the sneakers are Nike, how many sneakers are Nike?

Solve the equation for x.3(6x - 1) = 12 i've tried doing the math and i can't find out what i'm doing wrong

X-10/4 when x = –18 a 7 b –2 c –7 d 2

Find the directions in which the function increases and decreases most rapidly at upper p 0p0. then find the derivatives of the function in these directions. f(x,y)equals=x squared plus xy plus y squaredx2+xy+y2, upper p 0p0left parenthesis 1 comma negative 4 right parenthesis