2x ^2+x+2 if x=5 evaluate the expressions 3x-4+2(7-2x) if x= -2
3xy +7y^2 +2x^2 if x= 2 and y =-4
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If 1 is divided by the sum of y& 4.the result is equal to 3 divided by 4, find the value of m

The figures below are made out of circles, semicircles, quarter circles, and a square. find the area and the perimeter of each figure and give your answers as a completely simplified exact value in terms of π (no approximations).

W-16=-12 solve each one step equation plz