document.write( "Question 1038568: The combined mass of two trucks is 29 tonnes. The heavier truck is 1 tonne less than twice the mass of the smaller truck. Write two equations and solve them to find the mass of each truck. \n" ); document.write( "
Algebra.Com's Answer #653346 by jorel555(1290)\"\" \"About 
You can put this solution on YOUR website!
Let t1 be the first truck, t2 the second. Then:
\n" ); document.write( "t1+t2=29
\n" ); document.write( "t1=2t2-1
\n" ); document.write( "2t2-1+t2=29
\n" ); document.write( "3t2=30
\n" ); document.write( "t2=10 tonnes
\n" ); document.write( "t1=19 tonnes!!!!!!!!!!!!!!!!!!!!!!
\n" ); document.write( "
\n" );