Question

2x+1<7 and -2x + 1<9

Answer 1

x < 3 and x < -4

Explanation:

We start by solving 2x + 1 < 7

2x + 1 < 7

2x < 7 - 1

2x < 6

x < 6/2

x < 3

Then we solve -2x + 1 < 9

-2x + 1 < 9

-2x < 9 - 1

-2x < 8

Dividing by -2 on both sides gives;

x < -4