Could someone help please?!

Divide. reduce the answer to lowest terms.5 2/3 ÷ 3 1/9

Precalculus question, image attached.

Four equations are shown below.equation 1: y=2*equation 2: y=2x-5equation 3: y=x2 + 6equation 4: tdentify one linear equation and one nonlinear equation from the list.why each equation you identified is linear or nonlinear.nd one nonlinear equation from the list. state a reasonlinear equation