document.write( "Question 54028This question is from textbook
\n" ); document.write( ": Victor earns $3 an hour working after school and $4 an hour working on saturdays. Last week he earned $43, working a total of 13h. How many hours did he work on saturday? \n" ); document.write( "

Algebra.Com's Answer #36273 by Nate(3500) $\"\"$ $\"About$

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say ~>
\n" ); document.write( "x = amount of hours worked after school
\n" ); document.write( "y = amount of hours worked on saturday
\n" ); document.write( " $\"x+%2B+y+=+13\"$ or $\"x+=+13+-+y\"$
\n" ); document.write( "and
\n" ); document.write( " $\"3x+%2B+4y+=+43\"$
\n" ); document.write( "plug:
\n" ); document.write( " $\"3%2813+-+y%29+%2B+4y+=+43\"$
\n" ); document.write( " $\"39+-+3y+%2B+4y+=+43\"$
\n" ); document.write( " $\"y+=+4\"$
\n" ); document.write( "plug:
\n" ); document.write( " $\"x+=+13+-+y\"$
\n" ); document.write( " $\"x+=+13+-+4+=+9\"$
\n" ); document.write( "9 hours worked after school and 4 hours worked on saturday \n" ); document.write( "

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