Answer :
Hey there,
20x ^ 2 = 256 + 128x
400x = 256 + 128x
400x - 128x = 256
272x = 256
x = 256 / 272
= 0.94117647058
=0.9
Hope this helps :))
~Top♥
20x ^ 2 = 256 + 128x
400x = 256 + 128x
400x - 128x = 256
272x = 256
x = 256 / 272
= 0.94117647058
=0.9
Hope this helps :))
~Top♥