2x-5=3/5x+4 помогииите
2х-3/5х=4+5 1 5/5х-3/5х=9 1 2/5х=9 7/5х=9 х=9:7/5 х=9*5/7 х=45/7 х=6 3/7
2х-5=3/5х+4 2х-5=15х+4 2х-15х=4+5 13х=9 х=9/13 х=9 13