How do i solve an inequality if the question is 2(2x+2)-x> 3x-4 ?

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.

Solve the given system of equations. 2y= -x+9 , 3x-6= -15

Given: m∠ adb = m∠cdb ad ≅ dc prove: m∠ bac = m∠bca lol