What algebraic property is demonstrated in the equation 3(2x-7)=6x-21

Use the function f(x) is graphed below. the graph of the function to find, f(6). -2 -1 1 2

Omar is going on a road trip! the car rental company offers him two types of cars. each car has a fixed price, but he also needs to consider the cost of fuel. the first car costs $90 to rent, and because of its fuel consumption rate, there's an additional cost of s0.50 per kilometer driven.

Find the condition that the zeros of the polynomial f(x) = x^3+3px^2+3px+r may be in a. p.