210 readers finished 10 books in the library’s summer reading club. Another 187 read 15 books. 526 readers finished 20 books or more. How many more readers read 20 or more books than the other readers combined? Write two number sentences. Then solve for x

Given the system of equations presented here: 2x + 4y = 14 4x + y = 20 which of the following actions creates an equivalent system such that, when combined with the other equation, one of the variables is eliminated? multiply the second equation by â’4 to get â’16x â’ 4y = â’80 multiply the second equation by â’1 to get â’4x â’ y = â’20 multiply the first equation by 2 to get 4x + 8y = 28 multiply the first equation by â’1 to get â’2x â’ 4y = â’14