# Function machines

Watch
Announcements
#1

I don’t even know where to start...
Help would be greatly appreciated
0
2 years ago
#2
(Original post by Goosha)

I don’t even know where to start...
Help would be greatly appreciated
Take it step by step.

First you add 7. So what do you end up with after this first step?
0
#3
(Original post by RDKGames)
Take it step by step.

First you add 7. So what do you end up with after this first step?
I get 7x
0
2 years ago
#4
(Original post by Goosha)
I get 7x
That's not adding 7... that's multiplying by 7.
0
#5
(Original post by RDKGames)
That's not adding 7... that's multiplying by 7.
I’m not sure then, I thought x + 7 and x * 7 = the same thing
0
2 years ago
#6
(Original post by Goosha)
I’m not sure then, I thought x + 7 and x * 7 = the same thing
Definitely not.

After you add 7 you end up with .

The next step is to take this number and multiply it by 5. What do you end up with?
0
#7
(Original post by RDKGames)
Definitely not.

After you add 7 you end up with .

The next step is to take this number and multiply it by 5. What do you end up with?
So is it x + 35?
0
2 years ago
#8
(Original post by Goosha)
So is it x + 35?
Nope. You forgot to multiply the by five as well. So it's .
1
#9
Thanks for the help!
0
X

new posts
Back
to top
Latest
My Feed

### Oops, nobody has postedin the last few hours.

Why not re-start the conversation?

see more

### See more of what you like onThe Student Room

You can personalise what you see on TSR. Tell us a little about yourself to get started.

### Poll

Join the discussion

#### Are you tempted to change your firm university choice on A-level results day?

Yes, I'll try and go to a uni higher up the league tables (17)
28.33%
Yes, there is a uni that I prefer and I'll fit in better (4)
6.67%
No I am happy with my choice (36)
60%
I'm using Clearing when I have my exam results (3)
5%

View All
Latest
My Feed

### Oops, nobody has postedin the last few hours.

Why not re-start the conversation?

### See more of what you like onThe Student Room

You can personalise what you see on TSR. Tell us a little about yourself to get started.