Question

a : b = 3 rest 50 , deasemenea a-b = 812 . aflati numerele . ajutati-ma, ca eu m-am impotmolit , multumesc frumos

Answer 1

a:b=3 rest 50 => a=3xb+50
a-b=812
3xb+50-b=812
2xb=812-50=762
b=381
a=812+b=812+381=1193

Answer 2

$a-b=812 \\ a:b=3r50 \\ a=3b+50 \\ 3b+50-b=812 \\ 2b=812-50 \\ b=762:2=381 \\ a=3*381+50 \\ a=1193$