Question 117453
3X+3(X+25)=500
3X+3X+75=500
6X=500-75
6X=425
X=425/6
X=70.8333 MOPH FOR BLOFELDS BOAT SPEED
70.8333+25=95.8333 MPN FOR BIOND'S BOAT
PROOF
3*95.8333+3*70.8333=500
287.5+212.5=500
500=500