Question

Debo resolver la desigualdad
$\frac{1}{4}$ + 9x > -2 + 7x

Answer 1

1/4 + 9x > -2 + 7x

resolviendo

9x-7x > -2-1/4

2x >-9/4

x > -9/8

c s <-9/8 ; +∞>