What is the solution of the system
of equations?
2x + 5y = 20
Y=-2/5x-1

Suppose a man is heterozygous for heterochromia, an autosomal dominant disorder which causes two different‑colored eyes in an individual, produced 25‑offspring with his normal‑eyed wife. of their children, 15 were heterochromatic and 10 were‑normal. calculate the chi‑square value for this observation.

Asquare parking lot has 6,400 square meters what is the length in meters

17 in long 1.3 ft wide and 8in high what is the volume