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CBSE Class 8 Answered

if 2b+5/3b+7=3/5, then the value of b is
Asked by Mitali | 03 Dec, 2017, 03:43: PM
answered-by-expert Expert Answer
begin mathsize 16px style fraction numerator 2 straight b plus 5 over denominator 3 straight b plus 7 end fraction equals 3 over 5 5 open parentheses 2 straight b plus 5 close parentheses equals 3 left parenthesis 3 straight b plus 7 right parenthesis 10 straight b plus 25 equals 9 straight b plus 21 10 straight b minus 9 straight b equals 21 minus 25 straight b equals negative 4 end style
Answered by Sneha shidid | 04 Dec, 2017, 01:52: PM

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