Estimates show that there are 9.42×10^7 pet cats and 8.97×10^7 pet dogs in the united states. how many pet cats and dogs are in the united states all together? answer in scientific notation and show or explain your work. round your answer to two decimal places.

Rachel reads 1/5 of the pages of a book plus 12 pages on the first day. on the second day, she reads 1/4 of the remaining pages plus 15 pages. on the third day, she reads 1/3 of the remaining pages plus 18 pages. on the fourth day, she reads the remaining 70 pages. how many total pages are in the book?

Two sides of a right triangle measure 2 units and 4 units. what is the area of the square that shares a side with the third side of the triangle?

If f(x)=-3x+2 and g(x)=-7x-2, which point represents f(x)=g(x)?