Answer:
19
Step-by-step explanation:
3x+4 while x is 5 means (3*5)+4 so 15+4=19
If that's not what you wanted I am sorry.
Answer:
Step-by-step explanation:
The set of all integer numbers
Answer:
360
Step-by-step explanation:
you have to multiply 50 by 90 to get 4,500, then you multiply the number of defective ones by the same number.
Answer:
f(13)=2x-1, x=7
Step-by-step explanation:
7*2=14, 14-1=13
vise versa
f(13)=2(7)-1