<PRE><B>Question 814180</B>
590a + 440b = 77270
a + b = 148
a = 148 - b
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590a + 440b = 77270
590(148 - b) + 440b = 77270
87320 - 590b + 440b = 77270
10050 = 150b
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b = 67
a = 81
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