13. Choose Efficient Methods Nigel is planning his training schedule for a
marathon over a 4-day period. He is uncertain how many miles he will run on
two days. One expression for the total miles he will run is 12 +1.4y +17+0.8z.
Use the Commutative Property to write an equivalent expression.
**
Marathon Training Plan
Day Miles to Run
1
12
21 Ay
17
0.8z
2
3
4
195
