Question

how to solve 16x - 15x = 89x + 90​

Answer 1

$16x - 15x = 89x + 90 \\ x = 89x + 90 \\ x - 89x = 90 \\ - 88x = 90 \\ x = \frac{ \: \: \: \: 90}{ - 88} = \frac{ \: \: \: 45}{ - 44}$

$x = - \frac{45}{44}$