Cevap:
5x +3x=8x=40. X =5
2y +y =12 3y=12 y=4
5x +y=b. 25+4=b 29=b
2y+3x=a 2.4+3.5=23=a
A+b=29+23=52
Soru 2)
X+x+x+y=x+x+18
X+y=18
X+x+x+x+x=y+y+y+y
5x=4y {x=4k y=5k k bir sabit yani
x=(4, 8,12,16) iken.
Y=(5, 10,15,20)
X+y=18
4k+5k=18
9k=18
K=2
X=8,y=10
X=8
