Someone please help me I’ll give out brainliest please dont answer if you don’t know

Put the equation in slope intercept form by solving for y

If f(x)=x+7 and g(x)=1/x what is (fog)(x)

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