if | 5 x - 30 | = 100 , then find the sum of the values of x ?
"| 5 x - 30 | = 100 5 x - 30 = 100 or 5 x - 30 = - 100 5 x = 130 or 5 x = - 70 x = 26 or x = - 14 sum = 26 - 14 = 12 answer is c"
subtract(subtract(subtract(100, 30), add(100, 30)), 30)