Math
posted by Brianna .
Solve This Equation x/(x1)+x=(4x3)/(x1)

multiply by (x1)
x + x(x1) = 4x  3
x + x^2  x = 4x  3
x^2  4x + 3 = 0
(x1)(x3)= 0
x = 1 or x = 3
BUT, x=1 would make the denominator zero and we can't divide by zero, so
x = 3