How can you use 4×7 to find 8×7 find the product

Anyone know? will mark brainliest if correct!

The table below represents a linear function f(x) and the equation represents a function g(x): x f(x) −1 −5 0 −1 1 3 g(x) g(x) = 2x − 7 part a: write a sentence to compare the slope of the two functions and show the steps you used to determine the slope of f(x) and g(x). (6 points) part b: which function has a greater y-intercept? justify your answer. (4 points)

Atown has a population of 12000 and grows at 3.5% every year. what will be the population after 7 years, to the nearest whole number?