Question

MIKY93 TE ROOOGGGGGGGGGGG

Answer 1

$a-b=40 \\\\ a:b=4 \ rest 1 \\\\ a=4b+1 \\\\\\ 4b+1-b=40 \\\\ 3b=40-1 \\\\ 4b=39 \ \ \ |:3 \\\\ \boxed{b=13} \\\\\\ a=4*13+1 \\\\ a= 52+1 \\\\ \boxed{a=53}$