Answer:
10
Step-by-step explanation:
f(x) = 3x + 1
f(3)= 3 * 3 + 1 + 10
0 And 12
0 + 12 = 12
But 0 is 12 away from 12. hope i helped :)
yes
You just do it
-20+11
negative and positive sign will change in negative so ans will be=-9
because positive sign is on greater number
Answer: 3
1.5+1.5=3