Question

How do I write
4b − 21 ≥ 3
as an interval notation?

Answer 1

First you need to solve for b, so start off by adding 21 to both sides

Answer 2

Add 21 both sides & then divide 4 both sides :)

Answer 3

& then tell me wht do u gt as \(b\) ?

Answer 4

6... so I would write it as 6, ???

Answer 5

you get

\[b \ge 6\]

that means 6 and everything greater than it so

\[[6, \infty)\]

Answer 6

You are my hero... I have a few more like this that I am SERIOUSLY struggling with... PLEASE stay here and help me.. please please please... I am begging you

Answer 7

\[4(z-3) \le 3(z+5)\]