When is it useful to guess check to solve mathematical problems?
1 answer:
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this is the correct way to solve these types of exercises
then we will try to do the same where a is (6+9x) and b is 24
and solve the right inequality for x
subtract 6 for all expression
now divide on 9
ok, this means that the x values will be from -10/3 to 2 including these
Graph
solution is the red zone
