The expression 11.5 + (4 + ( - 6.5)) is to be rewritten by applying the commutative and associative properties of addition. If you use each property only one time,
which expression could be the result?
O (4 + ( - 6.5)) + 11.5
O (11.5 + ( - 6.5)) + 4
O (11.5 + 4) + (- 6.5)
O 11.5 + (-2.5)

i can you with this question sweetie!

step-by-step explanation:

30 miles

step-by-step explanation:

we know that 60 seconds equals 1 minute and 60 minutes 1 hour

44 ft       60 sec     60 min     158400   ft

  *   *   =

1 sec       1 min       1 hour         hour

we know that there are 5280 ft per mile

158400   ft       1 mile         30 miles

  *   =

1   hour               5280 ft     1 hour

so in 1 hour   it can travel 30 miles

i believe the answer is c.

answer: 5100 just subtract

step-by-step explanation: