sqrt 6.4 = x/(2-x) (answer)

First you need to multiply both sides by (2-x). Then you need to distribute the √(6.4). Add x√(6.4) to both sides, then pull out the x. Dividing both sides by (1+√(6.4)) will give you your final answer. x=2√(6.4)/(1+√(6.4))