-3x - 20 = x
4x = -20
x = -5
The number you are looking for is negative 5
So you do 24x 113.5 that ends up as 2724 pages
Hope I helped
225 perch. You set up the equation 4/3=300/x. Then you cross multiply to get 4x=900, then you divide each side by 4 which makes x=225