If (23x-1+10)÷7=6, then x is equal …
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Naveen Sharma 7 years, 2 months ago
Ans. \({{2^{3x-1} + 10 } \over 7 } = 6\)
\(cross \space multiply \space we \space get \)
=> \({{2^{3x-1} + 10 }} = 42\)
=> \(2^{3x-1} = 32 \)
=> \(2^{3x-1} = {2^5}\)
By Comparing
=> 3x-1 = 5
=> 3x = 6
=> x = 2
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