<PRE><B>Question 984557</B>
x, how many small vans
y, how many large vans


SMALL:  6 people per van
LARGE:  12 people per van


You can say, p is the number of people, and then  {{{6x+12y=p}}}.


Information for finding p:
1 small van and 3 large vans
{{{6*1+12*3}}}
{{{42}}}-------students in the class


Fixing the Equation:
{{{6x+12y=42}}}
Multiply b.s. {{{1/6}}},
{{{highlight(x+2y=7)}}}</PRE>