which is not a solution of 3x-5<17?
-4
5
7
12

Step-by-step explanation:
Substitute -4, 5, 7, 12 into the inequality then solve:
[tex]3( - 4) - 5 < 17[/tex]
[tex] - 17 < 17[/tex]
Is a solution.
[tex]3( 5) - 5 < 17[/tex]
[tex]10 < 17[/tex]
Is a solution.
[tex]3(7) - 5 < 17[/tex]
[tex]16 < 17[/tex]
Is a solution.
[tex]3( 12) - 5 < 17[/tex]
[tex]31 < 17[/tex]
Is not a solution.
12 is not a solution.