Question

Plzz solve the equation ? ​

Answer 1

Answer:

cross multiplication

Answer 2

Step-by-step explanation:

i)

$\frac{x - 1}{x + 1} = \frac{2x - 5}{3x - 7} \\ 3x - 7(x - 1) = (x + 1)2x - 5 \\ 3 {x}^{2} - 3x - 7x + 7 = 2 {x}^{2} + 2x - 5x - 5 \\ 3 {x}^{2} - 10x + 7 = 2 {x}^{2} - 3x - 5 \\ 3 {x}^{2} - 2 {x}^{2} - 10x + 3x = - 5 - 7 \\ 1 {x}^{2} - 7x = - 12$