You'll have to multiply 0.7 by 120.
120*0.7 = n
n is the number that is 70% of 120
120 * 0.7 = 84
Hope this helps :)
6.33985000288
i used a calculator
╦────────────────────────────╦
│Hope this helped _____________________│
│~Derelis ____________________________ │
╨___________________________________╨
X < = 1
solutions would be : 1,0,-1,-2,-3,-4,-5....and so on