Jackie has a puzzle book that contains a total of 65 puzzles. she has completed 2/5 of the puzzle. if jackie completes 13 more puzzles, what is the total number of puzzles that she will have to completed in the book ( right how to solve this)

How do businesses a country's economy? a. by investing in goods and services b. by increasing the unemployment rate c. by making profits

What is the value of x in the following equation? -3x-2=2x+8

Tod does not have any cookies. david gives jeff 8 cookies. then he splits half of the cookies he has left with tod. david let’s c represent the number of cookies that he starts with. he finds the number of cookies that tod has is 1/2 the difference of c and 8. write an expression to represent the number of cookies that tod has.