document.write( "Question 320379: the everton college store paid $1683 for an order of 45 calculators. The store paid $11.00 for each scientific calculator. The others all graphing calculators, cost the store $55 each. How many of each type of calculator was ordered? \n" ); document.write( "
Algebra.Com's Answer #229431 by mananth(16946)![]() ![]() You can put this solution on YOUR website! total number of calculators =45 \n" ); document.write( "Let number of scientific calculators be x \n" ); document.write( "other calculators will be 45-x \n" ); document.write( ".. \n" ); document.write( "scientific calculator cost = $11 \n" ); document.write( "graphing calculator costs $ 55 \n" ); document.write( ".. \n" ); document.write( "11x+55(45-x)= 1683 \n" ); document.write( "11x+2475-55x=1683 \n" ); document.write( "-44x=1683-2475 \n" ); document.write( "-44x=-792 \n" ); document.write( "x= 18 scientific calculators \n" ); document.write( "45-18= 27 all graphic calculators \n" ); document.write( " |