Find equations of the spheres with center (2,-3,6) that touch (a) the xy plane, (b) yz plane, (c) the xz plane.

Do two 2 inch tiles add up to one 4 inch tile?

How to convert 3 7/9 to an improper fraction

Cy has 42 baseball cards and 70 football cards that he wants to group into packages. Each package will have the same number of cards, and each package will have the same number of baseball cards as football cards.

The measure of arc ab is 134 what is the measure of angle abc, the tangent-chord angle

Convert 84 miles to feet

How to find the sum of the squares of the roots of an equation?

Manuela solved the equation below 2 (x+2) = x-4

C=-3. a=2 b=4 (2) 2 (3c+7)

1) x+3 - 5x + 7 + 4y

Amanda's computer weighs 56 ounces. how many pounds does it weigh?