solve 649.5=0.5x(2*56)/(2*56+3*16)+0.5x*(4*56)/(2(2*56+3*16)+3*(2+16))

Uh oh! Wolfram|Alpha doesn't run without JavaScript.

Please enable JavaScript. If you don't know how, you can find instructionshere.Once you've done that, refresh this page to start using Wolfram|Alpha.