(f+g) means add the expressions together. combine like terms.


there is no other constant term so the -4 stays as is.
Answer:
682,000 miles
Step-by-step explanation:
Using the ratio of 186,000 miles per second:

we can set up a proportion (equivalent ratios) to find the distance, in miles, from the earth to the moon
where 'x' is the number of miles between the earth and the moon
Cross-multiply: x = 186,000*
Solve for x = 682,000 miles
Total Distance = 4km
Each person takes 4/5km
Calculate the number of times the tent has to change hands:

Answer:
a. Rational; b. rational
Step-by-step explanation:
A rational number is the quotient of two integers.
a. ⁴/₇ + ⁻¹/₃

The solution is rational.
b. √4 ⅖

The solution is rational.