How can we calculate the radius of a cube?

Linda loans her friend $250 with a 5% monthly intrest rate. how much was the whole loan?

Using elimination, what is -4x+2y=-12 4x+8y=-24

Sandy is upgrading her internet service. fast internet charges $20 for installation and $52.45 per month. quick internet has free installation but charges $57.45 per month. part 1 out of 2 complete the equation that can be used to find the number of months after which the internet service would cost the same. use the variable x to represent the number of months of internet service purchased.