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ICSE Class 10 Answered

what number should be added to each of these
question image
Asked by harendrapratapsingh8858 | 18 Nov, 2021, 04:34: PM
answered-by-expert Expert Answer



Let us assume that the number added to be x.
→ 6 + x/15 + x = 20 + x/43 + x
→ (6 + x)(43 + x) = (20 + x)(15 + x)
→ 258 + 49x + x2 = 300 + 35x + x2
→ 14x = 42
→    x = 3

Answered by Yasmeen Khan | 19 Nov, 2021, 09:50: AM

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