Which of the following shows that polynomials are closed under subtraction when polynomial 3x2 + 4 is subtracted from x2+ 2x + 5? −2x2 + 2x + 1 may or may not be a polynomial 2x2 − 2x − 1 will be a polynomial −2x2 + 2x + 1 will be a polynomial 2x2 − 2x − 1 may or may not be a polynomial

Solve x+3y=6 and 4x-6y=6 by elimination . show work !

M the table below represents a linear function f(x) and the equation represents a function g(x): x f(x)−1 −50 −11 3g(x)g(x) = 2x − 7part 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)

Jalen charges $25.50 for every 3 hours of yard work he does for his neighbors. ralph charges $34 for every 4 hours of work that he does. who charges less? opinions: 1.they charge the same amount 2.jalen 3.ralph