Answer: t(a)= -4a - 48
Step-by-step explanation:
Just plug a into x so you'll get: t(a)= -4(a + 12)
Then simplify it: t(a)= -4a - 48
If it says let t(2) then you will plug 2 into x=> t(2)= -4(2 +12)
which equals to t(2)= -8 -48
t(2)= -56
Hope this help
