If n is equal to 2.5, 30n is equal to 75. This is the same as 30 doubled and a half.
30
n + 16 = 25 Subtract '16' from both sides. n + 16 - 16 = 25 - 16 Collect terms n = 9
n = 4 25 x n = 25 x 4 25n = 100
19
25n
25 percent of n = 25% * n = 0.25 * n
19
19
30
n + 16 = 25 Subtract '16' from both sides. n + 16 - 16 = 25 - 16 Collect terms n = 9
25
n = 4 25 x n = 25 x 4 25n = 100
25% * N or 0.25*N or just 0.25N.
19
25n
25 * (n - 16) 25(n - 16)
25