document.write( "Question 127410: It cost maurice $102 to buy refreshment for 6 people. It cost Sue $162 to buy refreshment for 10 people at the same restaurant. write the linear equation of the line that would pass throught (6,102) and (10,162) \n" ); document.write( "

Algebra.Com's Answer #93388 by checkley71(8403) $\"\"$ $\"About$

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(162-102)/(10-6)=60/4=15 this is the slope.
\n" ); document.write( "102=15*6+b
\n" ); document.write( "102=60+b
\n" ); document.write( "b=102-60
\n" ); document.write( "b=42 answer for the y intercept.
\n" ); document.write( "y=15x+42 is the line equation.
\n" ); document.write( " $\"+graph%28+300%2C+300%2C+-6%2C+15%2C+-10%2C+50%2C+15x+%2B42%29+\"$ (graph 300x300 pixels, x from -6 to 15, y from -10 to 50, 15x +42). \n" ); document.write( "

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