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2014-10-12T16:17:33+03:00
2x=3y
x-y=16=>
x=16+y
2(16+y)=3y
32+2y=3y
3y-2y=32
y=32=>
x=16+32
x=48


2 5 2
2014-10-12T16:19:40+03:00
/ - supra
2a=3b
a= 3b/2
a-b=16
3b/2 - b =16
3b/2 - 2b/2=16
(3b-2b)/2=16
b/2=16
b=32
a=3x32/2
a=3x16
a= 48
2 3 2