silly82
21.11.2020 •
Mathematics
The population of two cities after t year can be modeled by -950t + 550,000 and 800t + 425,000. What is the diference in the population of the city when t=3?
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Ответ:
mmnmn mn mn mn
Step-by-step explanation:
Ответ:
Solve
5x + 2x -6 = -2(x - 1)
7x - 6 = -2(x-1)
Distribute
7x - 6 = -2(x - 1)
7x - 6 = -2x + 2
Add 6 to each side
7x - 6 + 6 = -2x + 2 + 6
Simplify
7x = -2x + 8
x = 8/9
So your answer is B. I believe