document.write( "Question 1040192: small ones weight 3 ldb,big ones weight is 4 lb. the number of small ones is 3 more than twice the number of big ones. all together,they weight 79 lb.how many small ones are there?\r
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Algebra.Com's Answer #655003 by jorel555(1290)\"\" \"About 
You can put this solution on YOUR website!
Let n equal big ones. Then small ones are 2n+3. So:
\n" ); document.write( "4n+3(2n+3)=79
\n" ); document.write( "4n+6n=70
\n" ); document.write( "n=7
\n" ); document.write( "There are 7 big ones and 17 small ones ☺☺☺
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