A REVIEW OF X

Address for x; Peter is 2 times as aged as his son. Twelve yrs back he was 4 moments more mature than him. How outdated are they now?Having the square root of x2 will cancel it out. So, go ahead and take sq. root of either side. You'll get x left around on one particular aspect and plus or minus the sq. root of 16, 4, on one other aspect. Consequen