1) 3(2x - 9) = 5(x - 4);
6x - 27 = 5x - 20;
6x - 5x = 27 - 20;
x = 7;
2) 7(3 - 2x) = 15(1 - x);
21 - 14x = 15 - 15x;
15x - 14x = 15 - 21;
x = -6.
1) 3(2x - 9) = 5(x - 4);
6x - 27 = 5x - 20;
6x - 5x = 27 - 20;
x = 7;
2) 7(3 - 2x) = 15(1 - x);
21 - 14x = 15 - 15x;
15x - 14x = 15 - 21;
x = -6.