document.write( "Question 145616: Bruce and Maria headed north at 11am at full speed. After 4 hours, Bruce was 16 miles ahead. What did Bruce consider full speed if Maria's speed was 16mph? \n" ); document.write( "
Algebra.Com's Answer #106263 by ankor@dixie-net.com(22740)![]() ![]() You can put this solution on YOUR website! Bruce and Maria headed north at 11am at full speed. After 4 hours, Bruce was 16 miles ahead. What did Bruce consider full speed if Maria's speed was 16mph? \n" ); document.write( ": \n" ); document.write( "Let s = B's speed \n" ); document.write( ": \n" ); document.write( "Write a distance equation: Dist = time * speed \n" ); document.write( ": \n" ); document.write( "B's dist - M's dist = 16 mi \n" ); document.write( "4s - 4(16) = 16 \n" ); document.write( "4s - 64 = 16 \n" ); document.write( "4s = 16 + 64 \n" ); document.write( "4s = 80 \n" ); document.write( "s = \n" ); document.write( "s = 20 mph is B's speed \n" ); document.write( "; \n" ); document.write( ": \n" ); document.write( "Check solution: \n" ); document.write( "4(20) - 4(16) = 16 \n" ); document.write( " |