−5 < 4x + 3 ≤ 14 how to solve this

Is the power produced directly proportional to the wind speed, give reasons for your answer?

Cody was 165cm tall on the first day of school this year, which was 10% taller than he was on the first day of school last year.

Rhombus adef is inscribed into a triangle abc so that they share angle a and the vertex e lies on the side bc . what is the length of the side of the rhombus if ab=c, and ac=b.