Answer:
2.3
Explanation:
Given the equation (3z−6)/(7−2z) = 1.2/3.2
To get z, we need to cross multiply first
3.2 (3z-6) = 1.2(7-2z)
open the parenthesis
9.6z-19.2 = 8.4 - 2.4z
collect like terms
9.6z + 2.4z = 8.4 + 19.2
12z = 27.6
z = 27.6/12
z = 2.3
Hence the value of z is 2.3