Question

How many solutions can be found for the equation x + 5 = x?


Zero
One
Two
Infinitely many

Answer 1

Colton solved an equation incorrectly, as shown below:

Step 1: x – 13 = 26

Step 2: x = 26 – 13

Step 3: x = 39

Which statement best explains why Step 2 is incorrect in Colton's solution?

He did not subtract 13 from 26.
He did not multiply 26 by 13.
He did not add 13 to 26.
He did not divide 26 by 13.

Answer 2

last one xDD sorrryy omg

Answer 3

zero

Answer 4

for the first one the only solution I could think of is that you just add 5 to x.

Answer 5

@AihberKhan I got these wrong in a test and they didn't show the correct answer so I was wonderingg

Answer 6

so I think it must be 1

Answer 7

so you are just reviewing these or something like that?

Answer 8

x + 5 = x is saying take any number and add 5 to it do you get the same number?

Answer 9

see x + 5 = ? Plug in any number for it

Answer 10

yup im just reviewing^^

Answer 11

btw look at the second step in the first question

Answer 12

do you see anything wrong with the subtraction

Answer 13

and how much she says it equals

Answer 14

or he

Answer 15

ohhh yeahh

Answer 16

and how many solutions to x + 5 can you think of

Answer 17

I'm kinda confused with that one

Answer 18

imagine 1 + 5 = ? How many ways are there to add 1 + 5

Answer 19

1?

Answer 20

there are probably millions of ways or maybe billions but there is only 1 way unless you swap it around

Answer 21

What number, call it x, will make

x + 5 = x

A true statement?

Answer 22

there is one way

Answer 23

and that is through thinking

Answer 24

I forgot that it was x + 5 = x sorry.

Answer 25

its okay xD

Answer 26

what about the second question?

Answer 27

if you have 5 + ? = 5 what is the other number

Answer 28

for the other number remember when I said they forgot to add and they instead subtracted

Answer 29

for number 2

Answer 30

instead of 26 + 13 they did 26 - 13

Answer 31

also if you wanted to check just go up a few replies

Answer 32

oh okie i get it now

Answer 33

but for the first one

Answer 34

imagine 5 + ? = 5

Answer 35

what is the other number

Answer 36

0?

Answer 37

yup

Answer 38

ohh so thats the answer for the first one?

Answer 39

Let x = any real number

Then x + 5 = 5 more than x

x =/= x + 5

Only x = x.

Answer 40

yea 0 and they forgot to subtracted and didn't add for the second one

Answer 41

they forgot to add and subtracted

Answer 42

thank you for all your help!!

Answer 43

so instead of 13 + 26 they did 26 - 13

Answer 44

np