If i gave mom 1/8 of my coins, my brother 1/2 of what is left, and my father 2/ 7 of what is left and i have 25 coins left. how many coins did i have to start with?

Identify whether the figure has plane symmetry, symmetry about an axis, or neither.

A33 gram sample of a substance that's used to detect explosives has a k-value of 0.1473. n = noekt no = initial mass (at time t = 0) n = mass at time t k = a positive constant that depends on the substance itself and on the units used to measure time t = time, in days

Find the greatest common factor of the followig monomials 46g^2h and 34g^6h^6