document.write( "Question 1156888: Mrs Jackson bought 3 bottles of shampoo at $n each and 5 tubes of toothpaste at $2 each.she gave the cashier $50.how much cabbage did she receive? Expree your answer in terms of n \n" ); document.write( "

Algebra.Com's Answer #779679 by josmiceli(19441) $\"\"$ $\"About$

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$\"+50+-+%28+3n+%2B+5%2A2+%29+\"$ = change she received
\n" ); document.write( " $\"+50+-+3n+-+10+\"$
\n" ); document.write( " $\"+40+-+3n+\"$
\n" ); document.write( "-----------------------
\n" ); document.write( "check:
\n" ); document.write( "Suppose $\"+n+=+3+\"$
\n" ); document.write( " $\"+40+-+3n+=+40+-+9+\"$
\n" ); document.write( " $\"+40+-+3n+=+31+\"$
\n" ); document.write( "$31 change received
\n" ); document.write( "and
\n" ); document.write( " $\"+50+-+%28+3n+%2B+5%2A2+%29+\"$
\n" ); document.write( " $\"+50+-+%28+3%2A3+%2B+5%2A2+%29+\"$
\n" ); document.write( " $\"+50+-+%28+9+%2B+10+%29+\"$
\n" ); document.write( " $\"+50+-+19+=+31+\"$
\n" ); document.write( "$31 change received
\n" ); document.write( "OK
\n" ); document.write( " \n" ); document.write( "

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