30x-5+10x-6+6x

simplify

In a class there are 27 students. Knowing that the number of girls represents 80% of the number of boys, how many girls are in the class

Find the domain of 3 √2t-1

Amelia ran a total of 60 miles in the first 3 months of her new running program. She ran equal distances in the first and second months, but ran twice that distance in the third month.

What is the solution to the linear equation? 2/3x - 1/2 = 1/3 + 5/6 x A. x=-5 B. x = - 1/6 C. x = 1/6 D. x=5

Is - 100 a irrational number

how much interest is earned on a principal of $575 invested at an interest rate of 7% compounded annually for nine years?

F (x) = - x^2+12x + 3 a. find f (-2) b. Find derivative f' (x)

the mean heights of people from mexico is 67 inches and the mean heights of people from honduras is 69 inches in which country are the people taller on average

Determine if the given set is a subspace of set of prime numbers P 3. Justify your answer. The set of all polynomials of the form p (t) equalsat cubed , where a is in set of real numbers R.

The height of a right triangle is 3 times the length of the base. If the area of the triangle is 54 cm^2 what is the height in centimeters