Type the missing number in this sequence: 63, 55, __ ,39, 31, 23, 15

When i add money am i supposed to make it like this 7+12 or 7.00+12.00 because i got 19 dollars for my answer

One of the same side angles of two parallel lines is 20° smaller than the other one. find the measures of these two angles.

The graph and table shows the relationship between y, the number of words jean has typed for her essay and x, the number of minutes she has been typing on the computer. according to the line of best fit, about how many words will jean have typed when she completes 60 minutes of typing? 2,500 2,750 3,000 3,250