Răspuns:
(3a+2b):24=18 rest16
(3a-2b) / (a-2b)=5
a=?
b=?
3a+2b=24 x 18+16
3a+2b=432+16
3a+2b=448
(3a-2b) / (a-2b) =5
3a-2b=5a-10b
10b-2b=5a-3a
8b=2a
a=8b:2
a=4b
3a+2b=448
3 x 4b+2b=448
12b+2b=448
14b=448
b=448:14
b=32
a=4b
a=4 x 32
a=128
Explicație pas cu pas: