I think of a number N. I add 5 to N and then multiply the answer by 3. The result is 84. What is the number N that l first thought of?

A right triangular prism has a height of 3 ft, a width of 4 ft, and a hypotenuse of 5 ft. The depth of the triangle is missing. If the surface area of the triangular prism is 192 square ft, find the depth of the triangular prism.

Which polygon is always regular

Write 2x=y/3-4 in standard form

Least common denominator of 9/5 and 1/3

A cylinder has a diameter of 12 inches and a height of 10 inches. What it's approximately volume?

Factor: 12x^5 + 6x^2 - 18

Order from least to greatest 5 1/2, 5.05, 5 5/9

2.0% of the mass of a 150g apple is sugar. How much sugar is contained in I apple

At Daisy Donuts, 5 of the last 20 donuts sold had sprinkles. What is the experimental probability that the next donut sold will have sprinkles? Write your answer as a fraction or whole number. P (sprinkles) =

Is 16 a perfect square?