Super Duper Urgent!

Find the sum of the summation of 2 i minus 12, from i equals 7 to 16.

Evaluate h (0). what does this value tell you? Explain in the context of the problem

Studies have shown that omega-3 fatty acids have a wide variety of health benefits. Omega-3 oils can be found in foods such as fish, walnuts, and flaxseed.

Find all square roots of 8100?

14.1 divided by 2.35? how would I do that

An open box is constructed from a square 10-inch piece of cardboard by cutting squares of length x inches out of each corner and folding the sides up. Express the volume of the box as a function of x, and state the domain.

Find the next three terms of each sequence 2,6,18

Data was collected on the average winter temperature and the number of days with snow of a random group of cities in the United States.

What is x + 1 = 1/2x + 2

Answer to the problem ryan is thinking of a number. when he multiplies this number by 6 and then subtracts 15 from the answer, he ends up with his original number. what number is ryan thinking of?

Three times the difference of a number x and seven is twenty-three minus the sum of three times a number x and two. what is the value of x?