Which equation represents this sentence? five more than three times the number is one-third more than the sum of the number and itself.5(3n)=13n n3n 5=13(n n)5(3n)=13 n3n 5=(n n) 13

Students are given 3 minutes for each multiple-choice question and 5 minutes for each free-response question on a test. there are 15 questions on the test, and students are given 51 minutes to take it.how many multiple-choice questions are on the test?

If f(x)= sqrt4x+9+2, which inequality can be used to find the domain of f(x)?

Can someone me with my math problem pls my teacher is on my back about this