Please help asap !! It’s for a exam and it’s due really soon .

Complete the solution of the equation. find the value of y when x equals to 1 9x-5y=29

Which is the solution to the inequality? 2 3/52 1/15 b< 3 2/15 b> 3 2/15

Acertain volume of water contains 100000 hydrogen atoms and 50,000 oxygen atoms how many hydrogen atoms are in a volume of water containing 4 million oxygen atoms