Hey can you me posted picture of question

In trapezoid klmn, kj=19.2 and jm=22.5. identify ln.

Iwant to know what 3g+5h+4g-2h is my teacher is too selfish to tell us

Suppose that the price p, in dollars, and the number of sales, x, of a certain item follow the equation 4 p plus 4 x plus 2 pxequals56. suppose also that p and x are both functions of time, measured in days. find the rate at which x is changing when xequals2, pequals6, and startfraction dp over dt endfraction equals1.5.