Which value of c makes y^2+8y+c a perfect square
a. 4 b.16 c.64 d.8

Me. i can't figure out this question. give an explanation too. .

The party planning committee has to determine the number of tables needed for an upcoming event. if a square table can fit 8 people and a round table can fit 6 people, the equation 150 = 8x + 6y represents the number of each type of table needed for 150 people.

Simplify each expression. use positive exponents. show work . (x –2 y –4 x 3 ) –2