Answer:
P = 128 Post
Step-by-step explanation:
Total post needed = 216 posts
Number of post Jerry has = 88 posts
Number of posts jerry still needs = P
Total = Number of post Jerry has + Number of posts jerry still needs
216 = 88 + P
216 - 88 = P
128 = P
P = 128 Post
Answer:
34
Step-by-step explanation:
Hope this helps. Us what you know, and think of the ages as a, b, c, d
Answer:
Step-by-step explanation
I get the same answer you do, but I'm not at all certain I'm correct. I would have done it just as you did letting each y value define the new x value and then putting the - on the left in at the very end.
f(1) = 3
f(3) = -1
f(-1) = 7
But there is a minus in front of the left most f. That would make it - 7
-18
Step-by-step explanation:
F(x)=3x-12
F(-2)=3x-2-12
=-6-12
=-18
Answer:
2.401 * 10^3
Step-by-step explanation:
put -7 to the fourth power and then use scientific notation rules
