Pat cleans windows during the summer. He charges $50 per house and an additional $5 per window. Which expression
represents how much Pat would charge to clean x windows
at 1 house?
O a 50x + 5
Oь 55 +х
Oc 50 + 5x
х
5
Od
50 -

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.

What statement is true? 2x^2-9x+2=-1

A50% increase followed by 33 1/2% decrease