Using data for the years 1985 to 1990, the function y = 9x + 10.8 can be used to estimate the first trend, while the function y = 5.5x + 30 can be used to estimate the second trend. For both functions,
x is the number of years since 1985. If these trends continue, in what year are the two trends
equal?

understand that i don't know the answers

will someone answer his question

75

step-by-step explanation:

entering that problem on the tube might get you an answer

exa:

)

3+11

14

step-by-step explanation:

from this example, we can see that subtracting with integers is the same as adding the opposite. we can solve using a number line or by using the saying "keep, change, change" to us solve. it is important to remember that we can subtract a negative and end up with a larger number than we started with.