document.write( "Question 398285: I took a pre -test and missed a couple im not sure how to do if it all possible
\n" ); document.write( "work them out with explanations of why it was done that way so it well help me understand.\r
\n" ); document.write( "\n" ); document.write( "Solve. What is the largest solution log[x+3]4=2
\n" ); document.write( "thex+3 will be base of the log\r
\n" ); document.write( "\n" ); document.write( "2log[4]x+log[4]3=log[4]x-log[4]2
\n" ); document.write( "all the 4 s are the baseof the log\r
\n" ); document.write( "\n" ); document.write( "solve 3^(x+1)=7^(x-4) round your answerto the nearest hundredth\r
\n" ); document.write( "\n" ); document.write( "Thank you \n" ); document.write( "

Algebra.Com's Answer #282303 by ewatrrr(24785) $\"\"$ $\"About$

You can put this solution on YOUR website!


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document.write( "Hi
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document.write( "   (x+3)^2 = 4
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document.write( "  x^2 + 6x + 9 = 4
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document.write( "  x^2 + 6x + 5 = 0
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document.write( "  (x+1)(x+5) = 0  x = -1, the largest solution\r
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document.write( "2log[4]x+log[4]3=log[4]x-log[4]2
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document.write( "     4^0 = 6x      x = 1/6\r
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document.write( "3^(x+1) = 7^(x-4)
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document.write( " ln 3^(x+1) = ln 7^(x-4)
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document.write( "(x+1)ln3 = (x-4) ln7
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document.write( "x(ln3 -ln7) = -(4ln7+ln3)
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document.write( " x = -(4ln7+ln3) /(ln3-ln7) \n" );
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