Solve using perfect square factoring patterns. y2 + 14y + 49 = 0

(y + 7)(y + 7) 49 is a perfect square of 7 it can also be written (y + 7)² hope this helps :)

y2+14y+49=0 y2+7y+7y+49=0 y(y+7)+7(y+7)=0 (y+7)(y+7)=0 y=-7,-7.....answer !!