math
posted by Brian on .
solve each equation:
x over x+1 plus 2= 3x over x+2

x/(x+1) + 2= 3x/(x+2)
multipy both sides by (x+1)(x+2)
x(x+2)+2(x+1)(x+2)=3x(x+1)
x^2+2x+2(x^2+3x+2)=3x^2+3x
x^2+2x+2x^2+6x+4=3x^2+3x
subtract 3x^2 from each side
8x+4=3x
now solve. check my work. 
Thank you!!