15 2/15-(x)=7 1/12; (x)-21,9=6 2/3; 100,3+(x)=101 8/9

Question

15 2/15-(x)=7 1/12; (x)-21,9=6 2/3; 100,3+(x)=101 8/9

Answer 1

15 2/15-|x|=7 1/12

|x|=15 2/15-7 1/12

|x|=-15 8/60-7 5/60

|x|=8 3/60= 8 1/20

|x|=8 1/20

|x|=-8 1/20

Если x≥0 то х= 8 1/20

Если х<0 то. х = -8 1/20</p>

Ответ: 8 1/20;-8 1/20