Frac 4 9 left 2n 3 right July 8, 2019 16 32 64 128 Left frac y+9 4 right =5 Frac n^ 2 -9 2 left(4-3 right) Frac 46- left 2^ 3 -2 left(7+4 right) right ^ 2 5 Frac -2 left(4 right) 2 +4 Frac 3 4 left(x+8 right)=943(x+8)=9
