Question

1/x -1/x+3=3/28 find x​

Answer 1

Answer:

x = 4 or x = -7

Step-by-step explanation:

1/x-1/x+3 = 3/28

Cross Multiplication:

(x+3-x)/(x^2+3x) = 3/28

3*28 = 3(x^2+3x)

84 = 3x^2 +9x

3x^2+9x-84 = 0

Its a quadratic equation. So find roots:

x = 4,-7