Brainliest question please help please help me now plz

What is the y-intercept of the line with the equation 3x + 4y = 12?

Barrett is comparing the membership fees for two museums.the art museum charges a one-time fee of $8.25 plus $2.25 per month. the science museum charges a one-time fee of $10.75 plus $3.50 per month. how much does barrett save by joining the art museum instead of the science museum?

What are the domain, range and asymptote of h(x)=2^x+4?