1) evaluate 2a2 - 10 ÷ b for a = 3 and b = 5. 14 16 34 1.6 2) which algebraic expression represents the statement: the sum of twice a number and eight. 2n – 8 n + 8 2n + 8 n – 8 will mark brainliest

What unit of been sure would be appropriate for the volume of a sphere with a radius of 2 meters

At a local museum, the total price for one adult and one child is $11. mrs. smith paid for herself and her three children. she spent $19. record the system of equations to be solved and then find the price of an adult and child ticket using either elimination or substitution.

Sate why the measure of angle d is 120 degrees