2)X-553/21=2805/28
X(79/3=2805/28
X=2805/28+74/3
X=10627/84
X=126 45/43
4.)x-846/25=1067/25
X=1067/25+846/25
X=1913/25
X=76 13/25
2)X-553/21=2805/28
X(79/3=2805/28
X=2805/28+74/3
X=10627/84
X=126 45/43
4.)x-846/25=1067/25
X=1067/25+846/25
X=1913/25
X=76 13/25