The sum of 15 and x is equal to the difference between 19 and 45. what is the value of x?

Which most accurately analyzes this section? the author's structural choices foreshadow continued violent outbursts. the author's structural choices in this section create tension and urgency. the author's structural choices in this section provide the tale's conclusion d) the author's structural choices in this section create a sense of loving affection.

Which sentence is punctuated correctly?  a. under a microscope; the organisms look a bit like ruffled tennis balls they have armored plates that fit together to make a round shape. b. when the water is disturbed; the organisms respond by glowing this makes swimmers look like floating beams of blue light. c. there is a bay in puerto rico that seems to light up at night; the light comes from tiny organisms in the water. d. the luminescence attracts visitors from around the world people are curious to see; this beautiful otherworldly sight.

How often should you reaffirm your goals