Question 200389
Please  to  check  that  problem  is correct.  we  will  solve
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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