document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=164889>Question 164889</A>This question is from textbook <A HREF=http://www.amazon.com/exec/obidos/ASIN/0618609539/algebrahomeworkh></A><BR>\n" );
document.write( ": <I><SPAN STYLE=\"word-break: break-all;\"> Art: the difference between the ages of an oil painting and a watercolor is 35 years. The age of the oil painting 5 years from now will be twice the age that the watercolor was 5 years ago. Find the present age of each. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #121516 by </B><A HREF=/tutors/aboutme.mpl?userid=Mathtut><B>Mathtut(3670)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Mathtut><IMG SRC=http://www.algebra.com/images/aboutme-small.gif BORDER=0 alt=\"About Me\" VALIGN=MIDDLE></A>&nbsp;<IMG SRC=http://www.algebra.com/images/nopicture.jpg><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=121516\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> We have 2 unknowns we will call O-oil painting and W-water color.  we need 2 equations to solve these unknows.  the difference between O and W is 35 written as O-W=35.  the age of O five years from now written as O+5 is equal to twice the age of W five years ago written as 2(W-5).  so O+5=2(W-5).  that gives us our 2 equations.  solve for O in the first and you get O=35+W  now substitute this into the second equation and you get  (35+W)+5=2(W-5)  multiply out the right side and you get 35+W+5=2W-10  solve for W which equals 50. Now we know that O=35+W(50)  so O=85  \r<BR>\n" );
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document.write( "answer Oil painting 0=85<BR>\n" );
document.write( "       Water color  W=50 </SPAN>\n" );
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