Add (6.3 x 10^5) + (2.7 x 10^7)

Which of the following is an equation of a line parallel to the equation y=4x+1?

Type the correct answer in each box. use numerals instead of words. if necessary, use / fir the fraction bar(s). the graph represents the piecewise function: h

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