Răspunsuri

2014-05-25T17:40:16+03:00
A + b = 1240 
a + 24 = bx3 => a= bx3 - 24 
4b - 24 = 1240 
4b = 1240 - 24
4b = 1216 
b= 304 

a+b = 1240 
a + 304 = 1240 => a = 1240 - 304
a= 936 
2014-05-25T17:42:52+03:00
X+y=1240
x=24+3y
24+3y+y=1240
4y=1240-24=1216
y=304
x=24+304.3=936