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HELP 50 POINTS!!!!

a. Is 8.3 a solution of 73.8 < 9x? =

b. is 6.5 a solution of 12x < 78?

c.Is 7 a solution of 9x > 45?

d. is 17 a solution of 19 - x >2?
=
e. is 6 a solution of x + 12 > 18?