Mathematics, 27.09.2021 18:40 babas97
If mean (x) pom 15, Efx = 342 + a and N = 20 + a, find the value of a.
Answers: 1
= 15 ( multiply both sides by 20 + a )Another question on Mathematics
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If mean (x) pom 15, Efx = 342 + a and N = 20 + a, find the value of a....
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