PLEASE HELP FOR MATH

Question

For which values of the system has at least one solution?

3(a-5x) < 1+x

2-x/2 > 3+5(x-a)

Answer 1

3a - 15x < 1 + x; 3a - 1 < 16x;

4 - x > 6 + 10x - 10a; 10a - 2 > 11x;

(3a - 1)/16< x < (10a - 2)/11;

(3a - 1)/16 < (10a - 2)/11;

33a - 11 < 160a - 32;; 127a > 21; a > 21/127.