Answer:
x = -|- 2/5
Step-by-step explanation:
there are two opposite solutions:
If a number can be represented by a fraction, it is a rational number. So yes, 1815 is a rational number
Ok in order to get the unit rate you need to take w.e. unit you have and make it 1, so if you have 15 degrees in 2 hours and it wants you to get the unit rate you need to find the degree it will be in 1 hour so you just take 15 and divide it by 2 and your unit rate is 7.5 degrees in one hour
Hello! :)

The function pictured is a straight line, so it has a constant slope for all x values.
A function that has the same slope on its domain and when graphed is a straight line is a linear function.