Austin is comparing the prices of two truck rental companies. company a charges $4 per hour and an additional $70 as service charges. company b charges $5 per hour and an additional $60 as service charges. part a: write and equation to represent each conpanys total charges for renting a truck for a certain number of hours. for both equations( one for company a and one for company b ), define the variable used. part b: which company would charge less for renting a truck for 6 hours? justify your answer. part c: how much money is saved by using the services of company b instead of company a to rent a truck for 7 hours?

Use addition and subtraction to simplify the following polynomials. a. add polynomials: (3 – 4x + 8x^2) + (–6 + 2x – 5x^2) step 1: rewrite the polynomials without the parentheses. step 2: write the polynomial in descending order and use parentheses around like terms. step 3: add the like terms identified in step 2 to simplify the polynomial. b. subtract polynomials: (3x – 5 – 7x^2) – (–2 + 6x^2 – 5x) step 1: rewrite the polynomials without the parentheses. remember to multiply each term in the second parentheses by –1. show your work. step 2: write the polynomial in descending order and use parentheses around like terms. step 3: add the like terms identified in step 2 to simplify the polynomial.

20 only answer if 100% sure most high school-aged teens are very active. a. true b. false

The line containing the midpoints of the legs of right triangle abc where a(-5,5), b(1, 1), and c(3, 4) are the vertices.