1.If f(x)=6x+1 and g(x) =4+3 , what is (f-g)(x)? A.2x-2
B10x+4
C-2x+2
D24x+3

2.if f(x)=5x and g(x) =9 , what is (f•g)(x) ?
A. 5^x+9
B45x
C9(5x)
D14x

Can anyone help me with this please ?

Ms. green tells you that a right triangle has a hypotenuse if 13 and a leg of 5. she ask you to find the other leg of the triangle. what is you're answer?

Im so bad at fractions they are not my best math thing to work on

The weekly amount spent by a company for travel has an approximately normal distribution with mean = $550 and standard deviation = $40. a) what is the probability that the actual weekly expense will exceed $570 for more than 20 weeks during the next year? (note: one year = 52 weeks) b) what is the probability that actual weekly expenses exceed $580 for 10 or more, but 16 or fewer weeks during the next year?