Times the bottom equation by -4 to cancel out the x’s.
Add the equations.
Solve for y.
Plug in y to find x.
Answer:
okay ans is A(w)=w2+5w-1/8piw2
Answer:
0.8125
Step-by-step explanation:
Surface area is the areas of all the faces added up. Volume is how much a 3D figure can hold.