3 1/9*(1 5/28х-0,3)=1,5-5/6*(7-х)

Question

3 1/9*(1 5/28х-0,3)=1,5-5/6*(7-х)

Answer 1

3ц. 1/9 * (1ц. 5/28х - 0,3) = 1,5 - 5/6 * (7-х)
3ц. 2/3 - 14/15х = 1,5 - 5ц. 5/6 - 5/6х
-14/15х + 5/6х = -3ц. 2/3 + 1,5 - 5ц. 5/6
-0,1х = - 8
х= 80
Ответ:80