Question

1) 4 7/10 -1 1/10×=½×-3 3/10
2) 5/6×+16=4/9×+9
3) (5×+8)-(8×+14)=9
4) 5/6(1/3×-1/5)=3×+3⅓

Answer 1

1) х = 5
2) х = -18
3) х = -5
4) х = - 9/7 либо -1 2/7