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2^x * 4^x+5=4^2x-1
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Your syntax is ambiguous. Is your equation \[2^x\left(4^{x+5}\right)=4^{2x-1}~~~?\]
yes
its easy just do the samething kinda
4=2^2
so the new equation is \[2^{x}\times 2^{2x+10}=4^{2x-1}\]
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so basically when u multiply with same bases than the exponents should add to each other so x+2x+10 which is 3x+10
\[4^{3x+10}=4^{2x-1}\]
since the bases are same the equation becomes 3x+10=2x-1 and the answer will be x=-11
any questions?
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