Maggie is x years old. her brother demarco is 4 years older than her. anna is 3 times as old as demarco. write and simplify an expression that represents annas age. explain

Which of the following graphs represents the function f(x) = 2^x

Beth makes batches of bluberry muffins and banna muffins. each batchis 6 muffins. she makes 2.5 batches of bluberry muffins. how many batches of bananna muffins should beth make if she wants to have a total of 60 muffins?

Need on this one asap im almost done with this subject