What is the inverse operation for addition?
multiplication
subtraction
division
addition

for which equation would x = 4 be a solution?

4.25x + 7 = 24
4.25x ÷ 8 = 9
28 – 5.25x = 2.75
7 + 3.25x = 29

For a read-a-thon, jay and odhràn each started reading a book at the same time and continued reading for several hours. jay's book had 278 pages, and he read 55 pages per hour. odhràn's book had 238 pages, and he read 45 pages per hour. after how many hours did they have the same number of pages left, and how many pages were left?

This is the number of parts out of 100, the numerator of a fraction where the denominator is 100. submit

With: label the vertices and all the elements needed. find x