document.write( "Question 732253: an emergency road service company offers diffrent plans to its customers. plan x offers service calls for $22 each. Plan Y offers a rare of $40 per month with an additional charge of $12 for each service call. For one month, how many service calls would it take for Plan Y to cost the same as Plan X? Explain. \n" ); document.write( "
Algebra.Com's Answer #447719 by checkley79(3341)![]() ![]() ![]() You can put this solution on YOUR website! X=22S \n" ); document.write( "Y=40+12S \n" ); document.write( "22S=40+12S \n" ); document.write( "22S-12S=40 \n" ); document.write( "10S=40 \n" ); document.write( "S=40/10 \n" ); document.write( "S=4 SERVICE CALLS MAKE THE 2 PLANS EQUAL. \n" ); document.write( "PROOF: \n" ); document.write( "X=22*4=$88 \n" ); document.write( "Y=40+12*4=40+48=$88 \n" ); document.write( " |