How do you solve and graph #-9 ≤ b - 4 #?

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Answer 1 · 2018-07-20T00:54:16

#b >= -5#

#-9 <= b - 4#

Add #color(blue)4# to both sides of the inequality:
#-9 quadcolor(blue)(+quad4) <= b quadcolor(blue)(+quad4)#

#-5 <= b#

#b >= -5#

This can be read as "#b# is greater than or equal to #-5#."

Here's a graph of it on a number line:
enter image source here
mathwarehouse.com

Hope this helps!