SOLUTION: if 15%(A+B)25%OF(A-B),THEN WHAT PERCENT OF BIS EQUAL TO A

Algebra ->  Percentage-and-ratio-word-problems -> SOLUTION: if 15%(A+B)25%OF(A-B),THEN WHAT PERCENT OF BIS EQUAL TO A      Log On


   

Question 200389: if 15%(A+B)25%OF(A-B),THEN WHAT PERCENT OF BIS EQUAL TO A
Answer by RAY100(1637) About Me  (Show Source):
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.15 (A+B) = .25(A-B)
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.15 A + .15 B = .25 A - .25 B
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.40 B = .10 A
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A= 4 B = 400% B
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check
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.15 ( 4B +B) = .25 ( 4B -B)
.15(5B) = .25 (3B)
.75 B = .75 B,,,,,,,,,,ok