PLS This Is Algebra 2 homework, 50 points and Brainliest ofc, no you don't have to show your work. tysm mwa <3 , I will be reporting improper answers

Nine more than four times a number is the same as one less than twice the number. find the number?

Let f(x) = 3 − x . find the average rate of change of f(x) from x = a to x = a + h and simplify your answer so that no single factor of h is left in the denominator.

Walking at a constant rate of 8 kilometers per hour, juan can cross a bridge in 6 minutes. what is the length of the bridge in meters?