Answer:
I'm not sure if these are individual or supposed to be combined, so I did it both ways just in case :)
Step-by-step explanation:
For individual:
(13x + 45) ; x= 3.46
(6x + 2) ; x= 3
(12x - 40) ; x= 3.33
(19x +3) ; x= 6.33
For combined:
x= 4.42
i hope this helps! have a good day/night