Answer:
a = (-7)
Step-by-step explanation:
Firstly clear the bracket...,
-6(-2 + a) = 12 - 6a
Then substitute the simplified version in place of bracket...,
; 12 - 6a = 54
; -6a = 54 - 12
; -6a = 42...then divide both sides by (-6)
Therefore...., a = (-7)
354 as a percentage is 354%
35.4 as a percentage is 35.4%
Well I got j for this. I picked a prim number for ex 5 and tries it with each problem.
