Answers

2016-08-05T04:55:46+08:00
X = first number
50 - x = second number
\frac{x}4+\frac23\cdot(50-x)=25\ \ \ \ /\cdot12\\\\3x+8\cdot(50-x)=300\\3x+400-8x=300\\-5x=-100\\x=\frac{-100}{-5}=20


The second number:
50 - 20 = 30
Verifying of the corectness:
20 +30 = 50
20/4 + 2*30/3 = 5 + 20 = 25
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