x + y =36 eq.1

x = 3y eq.2

Substitute value of x (eq.2) to equation 1:

3y + y = 36

4y = 36

y=9

x = 3y

x = 3(9)

x = 27

from equation 1: x + y =36

27 + 9 = 36

A counterfire radar identifies incoming artillery, rocket or mortar fire and determines the firing source so that retaliation can be immediate and effective. There are some counterfire systems that can use other sources besides radar, sound triangulation for example.

Alltell was recently acquired by Verizon (2008). It doesn't appear to be a current target for acquisition since is was previously acquired by Verizon.

The Equalizer - 1985 Counterfire 2-7 was released on:

USA: 19 November 1986

West Germany: 20 April 1988

Target Acquisition