va rog dau coroanaaaa!!!!! doar de 3 am nevoie

Răspuns:
d)34(5x+3y)=58(2x+3y)
170x+102y=116x+174y
170x-116x=174y-102y
54x=72y
y/x=54/72
e)18(7x+2y)=11(4x+7y)
126x+36y=44x+77y
126x-44x=77y-36y
82x=41y
x/y=41/82
c)16(2x-3y)=13(2x+4y)
32x+48y=26x+52y
32x-26x=52y-48y
6x=4y
x/y=4/6
Sper ca este bine!