Point P is the midpoint of DE . DP=3x+2, and DE=10x−12.

What is the value of x?

8

2

4

25 ! the line of best fit is h = 5a + 86. predict the height at age 16. show your work.

1. which of the following algebraic equations is equivalent to ? x^n = a a^n = x a^x = n x^a = n 2. 16^1/4= 1/2 2 4 3. (-36)^1/2= -6 1/6 no real number 4. 8^2/3= 4 8 16√2 )^5/2= 7,776 1/7,776 no real number 6. m ^ the square root of a^2m simplified is: 7. the square root of 3^3 times the square root of 2 simplified and in radical form is:

What three-dimensional solid have 6 rectangular faces, 2 equal bases that are not rectangles and 18 edges