Answer:
5
Step-by-step explanation:
45 divided by 9= 5
10 calories i believe because if you divide 100 divided by 10 that will equal 10
Answer:

Step-by-step explanation:

Distribute negative sign.

Combine like terms.


=Mr.Lehmans hourly rate for labor is 20$
=30+40=70-50=20
Answer:
30 kilometers
Step-by-step explanation: