Answer:
x = -2a/(y - 2).
Step-by-step explanation:
y= 2(x-a)/x
Cross multiply:
xy = 2(x - a)
xy = 2x - 2a
xy - 2x = -2a
x(y - 2) = -2a
y = 2(x-a)/x
xy = 2x-2a
xy-2x = -2a
x(y-2) = -2a
x = (-2a)/(y-2)
90$
(12 pairs of jeans * $7.50) / 1 pair of jeans = 90$
oh i thought i knew this sorry man
