Answer:
3
Step-by-step explanation:
Here's the rundown of values:
12=9
9=6
6=3
3rd value=3
*The values are created through going through the numerical process.
Answer:
y=1.3 x - 0.21
Step-by-step explanation:

set (-2.3,-3.2) in above

then c=-0.21
Multiply 2/3 by 84 which is 56.
Answer:
y=¾(4x-20)
y=3x-15
Final answer= y - 3(x+12)
=y - 3x-36
=3x-15-3x-36
= -51