Question

160=x^2+2x*2

Answer 1

160=x(x+4)
(x+2)^2=164
x=\[\pm2(1+\sqrt{41})\]

Answer 2

am sorry I wrote my question wrong it find the volume of the box .volume is 160 find lenght x+2 width x height 2 so am guesiing that you will write it 160=(x+2)*x*2

Answer 3

160=2x(x+2)
80=x(x+2)
x=8:)