document.write( "Question 1031002: Mr. Yaguchi was paid a weekly salary plus a percent of his sales. The table below shows his sales and total pay over a four-week period.
\n" ); document.write( "Week 1
\n" ); document.write( "Sales (x) Total Pay (y)
\n" ); document.write( "$10,000 $1,250
\n" ); document.write( "Week 2 $6,000 $850
\n" ); document.write( "Week 3 $12,000 $1,450
\n" ); document.write( "Week 4 $8,000 $1,050\r
\n" ); document.write( "\n" ); document.write( "which linear equation models this data?
\n" ); document.write( "a) y= 0.1x+100
\n" ); document.write( "b) y= 0.1x+150
\n" ); document.write( "c) y= 0.1x+200
\n" ); document.write( "d) y= 0.1x+250 \n" ); document.write( "

Algebra.Com's Answer #645727 by ewatrrr(24785) $\"\"$ $\"About$

You can put this solution on YOUR website!


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document.write( "Hi  \r
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document.write( "***Using y = mx + b   
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document.write( "  x       y
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document.write( "$10,000 $1,250
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document.write( "$6,000   $850   m = 400/4000 = .1
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document.write( "*** y = .1x + b
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document.write( "1250 = .1(10000) + b
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document.write( "1250-1000 = b
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document.write( "250 = b
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document.write( "y = .1x + 250 
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document.write( "(d) \n" );
document.write( "

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