add 7 to z
z - 7Example: if z = 20z - 7 = 20 - 7 = 13
z/7 + 5 = 12 z/7 = 12 - 5 = 7 z = 7 x 7 = 49
Z=z
It's 9z-7. because: you do the 8 times z first (8z) then add the z, (9z), then minus 7. 9z-7
-7
7+7z 7=7*1 7z=7*z 7(1+z) is factored form
z / (1/7) = 7z.
-3.8
10.2
2+2+7=11 K?
Z Rock - 2008 Z My Baby 2-7 was released on: USA: July 2009
(z=-3) and (z=7)