Question

3/4b is greater than or equal to -9/8

Answer 1

3/4 ≥ -9/8

Answer 2

Multiply both sides by 4/3 the right side looks like: -9/8 * 4/3 = -36/24 = -3/2

so b ≤ -3/2

Answer 3

looks a typo above ^^^ it should be:
\[b \ge -\frac{3}{2}\]

Answer 4

oops b ≥ -3/2 sorry typo