document.write( "Question 43111: -8x - 5y = -45 as a function of x.\r
\n" ); document.write( "\n" ); document.write( "Options:\r
\n" ); document.write( "\n" ); document.write( "A)f(x)=8x + 9\r
\n" ); document.write( "\n" ); document.write( "B)f(x) = -8/5 + 9\r
\n" ); document.write( "\n" ); document.write( "c)f(x) = 5/8x - 45\r
\n" ); document.write( "\n" ); document.write( "d)f(x) = -8x + 45
\n" ); document.write( "

Algebra.Com's Answer #28140 by tutorcecilia(2152)\"\" \"About 
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\n" ); document.write( "A function of x can be written as f(x) or y. So you are solving for y.
\n" ); document.write( "-8x - 5y = -45
\n" ); document.write( "-8x+8x-5y=+8x-45
\n" ); document.write( "-5y=+8x-45
\n" ); document.write( ".
\n" ); document.write( "-5y/-5=+8x/-5-45/-5
\n" ); document.write( ".
\n" ); document.write( "y=(-8/5)x+9
\n" ); document.write( "
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