Question

100 points

State all integer values of x in the interval –2 < x < 5 that satisfy the following
inequality:
5x + 9 < 7

Answer 1

Solve second one

`\\ \sf\longmapsto 5x+9<7`

`\\ \sf\longmapsto 5x<7-9=-2`

`\\ \sf\longmapsto x<(-2)/(5)`

`\\ \sf\longmapsto x<-0.4`

Then

-2<x<7

• x={-1,-2}