What is the probability that a number picked from the set {-4, -3, -2, -1, 0, 1, 2, 3, 4, 5} will be a solution of 2x+5>1?

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Answer 1 · 2017-05-14T11:45:00

#P("random " x " such that " 2x+5>1)=7/10#

There are 10 possible answers #(-4 to 5)#.

Of those possible answers, the #x# values that satisfy #2x+5>1# are:

#2x+5>1#

#2x> -4#

#x> -2#

and so #(-1 to 5)# which is 7 answers.

And so

#P("random " x " such that " 2x+5>1)=7/10#