13-0.5w+6x when w=10 and x = 1/2

Solve. Eight less than 7 times a number is 6. Find the number.

How many hectograms are in a kilogram?

Andrea is selling candles as a fundraiser. she spent $50 on supplies for making the candles. she plans to sell the candles for $10 each. her profit can be modeled by c (x) = 10x-50. what is the domain and range of the function

Which are the solutions of the quadratic equation? x2 = 9x + 6

8.703 dekagrams = how many kilograms

There were 409 students in school. After some of them graduated, there were 172 students left. How many students graduated?

How do you Evaluate |-a2|, given a = 5, b = - 3, and c = - 2

The graph represents function 1, and the equation represents function 2: A coordinate plane graph is shown. A horizontal line is graphed passing through the y-axis at y = 4.

What is 13.48 rounded to the nearest tenth

What does 21 over 8 equals