Find the maximum value of the objective function P=7x+13y over the feasible region...please it’s very important

The measure of an angle is 117°. what is the measure of a supplementary angle?

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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.