1) 4.13х - 0.17х=9.9. 2) 5.3х+4.8х -5.13=43.35

1) 4,13х - 0,17х = 9,93,96х = 9,9х = 2,52) 5,3х + 4.8х - 5,13 = 43,3510,1х = 43,35 + 5,13 = 48,48х = 4,8