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2/3a=3/4b
Despejando a:
a+b=952
a=952-b
Sustituyendo a en:
2/3a=3/4b
2/3(952-b)=3/4b
1904/3-2/3b=3/4b
-2/3b-3/4b= -1904/3
-17/12b = -1904/3
b= -1904/3 entre (-17/12)
b= 448
Sustituyendo b en:
a+b=952
a+448=952
a= 952-448
a= 504
504+448=952
504(2/3)=448(3/4)
336 = 336
La segunda, tiene $ 448.00