x - 5 = 15
X = 20
1/3 as a percent
33.33%
9x - 4 = 14
X=2
1/5 as a percent
20%
3x + 12 = 15
X = 1
3/8 as a percent
What is 37.5%
-3 + 2x = 11
X = 7
5/8 as a percent
What is 62.5%
19 + (x/3) = 21
X = 6