Please help me find X

Graph the line that represents a proportional relationship between d and t with the property that an increase of 33 units in t corresponds to an increase of 44 units in d. what is the unit rate of change of dd with respect to t? (that is, a change of 11 unit in t will correspond to a change of how many units in d? )

Solve each quadratic equation by factoring and using the zero product property. 10x + 6 = -2x^2 -2

Rewrite the polynomial -9x5 + 36x4 + 189x3 in factored form.