Question

find the solution set and draw the number line : - 3 < or equal to 4x + 1 < 9 x€ Z. ​

Answer 1

Answer:

−8

2

1

<

2

−1

−4x≤7

2

1

2

−17

+

2

1

<−4x≤

2

15

+

2

1

−8<−4x≤8

8>4x≥−8

2>x≥−2

solution