3х – 7 = 2х – 8; 3 – 4х = 5 – 3х;
4(х – 2) = 2х;
– (3х – 2) = – х;
3(х + 2) = 2(х – 1);
2(– х – 5) = – (х + 1);
–5(3 – х) = 6(х + 1);
2(0,4х – 3) – 5(0,2х – 3) = 8,84.

Question

Математика: 3х – 7 = 2х – 8; 3 – 4х = 5 – 3х; 4(х – 2) = 2х; – (3х – 2) = – х; 3(х + 2) = 2(х – 1); 2(– х – 5) = – (х + 1); –5(3 – х) = 6(х + 1); 2(0,4х – 3) – 5(0,2х – 3) = 8,84.

srySyutoduofyi · Answer

1) -1х. 2) х = -23) х= 44) х= 15) х= -86) х= -97) х= -218) х= 0,8Не перепутай номера примеров...