Name the property used in each step
3(10-5•2)+ 21/7
=3(0)+21/7
=0+21/7
=0+3
=3

question: use the following table of a school bus during morning pickups to calculate its average speed between 2.8 km and 4.2 km

answer: 42 km/h

explanation: 1.4/0.033 42.42424 = 42 km/h

question answered by

(jacemorris04)