Find the sum of 6 and 3/8 + 9 and 1/6 write the answer as a fraction or a mixed number in simplest form

Find an equation of the line perpendicular to the graph of 28x-7y=9 that passes through the point at (4,1)

What is the probability of throwing several dice with sum equal to 6 (six)? show the ways of possibilities for sum 6 (as the numerator) and the ways of throwing n dices for n = 1, 2, 3, 4 or 5 as denominator for all the questions to earn full credits. (a)throw one die, (b) throw two dice, (c) throw three dice (d) throw 4 dice, (e) throw 5 dice

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