What is the part of an atom that has no charge?

Three numbers x, y, and z are in the ratio 2: 7: 8. if 12 is subtracted from y, then three numbers form a geometric sequence (in the order x, y–12, z). find x, y, and z. there are 2 sets.

Here is another math questions. i will keep asking different questions. 4^2x=6

Find the value of x to the nearest tenth.