document.write( "Question 256225: What is the formula for solving this: Sour balls are 2 cents each, and lollipops are 5 cents each. Sally spent $1 and got 35 pieces of candy. How many sour balls did she get? \n" ); document.write( "
Algebra.Com's Answer #188416 by scott8148(6628)![]() ![]() You can put this solution on YOUR website! two unknowns, two equations\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "\"35 pieces of candy\" ___ S + L = 35 ___ 2S + 2L = 70\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "\"Sally spent $1\" ___ 2S + 5L = 100\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "subtracting eqns ___ 3L = 30 ___ L = 10\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "substituting ___ S + 10 = 35 ___ S = 25 \n" ); document.write( " |