Question

a+b=45. a:b=4 rest5

Ajutor

Answer 1

a |---|---|---|---|-5-| Total 45
b |---|

45-5=40
40:5=8

a=8•4+5=37
b=8

Answer 2

A+B=45
a:b=4 r 5 => a=4b+5
4b+5+b=45
5b+5=45
5b=45-5
5b=40
b=40:5
B=8
a=8×4+5
a=37