Am I colorblind? please help

The mathematical expression 9€ t means

Aline parallel to a triangle's side splits ab into lengths of x - 5 and x + 2. the other side, ac, is split into lengths of x and x + 12. what is the length of ac? a) 12 b) 24 c) 36 d)

Which inequality statement describes the two numbers on a number line? "? 7 and a number 5 units to the right of ? 7"