Mika’s gym allows her to bring 3 guests for free. after the first three, she must pay $7 per guest. how many guests, g, can she bring to the gym if she pays $42? three of these equations give the correct value of g. which equation does not? a 7g = 63
b 7(g – 3) = 42
c 7g – 3 = 42
d g = 9
all is appreciated

Select the correct answer from each drop-down menu. consider the following polynomials equations. 3x^2(x-1) and -3x^3+ 4x^2-2x+1 perform each operation and determine if the result is a polynomial. is the result of a + b a polynomial? yes or no is the result of a - b a polynomial? yes or no is the result of a · b a polynomial? yes or no