Question

The expression 3x − 4(2x − 5) is equivalent to the expression 20 − 5x.
True
False
its false right???

Answer 1

True

Answer 2

can you explain why because that really confuses me

Answer 3

ok, 3x - 4(2x - 5)
distribute the -4
3x - 8x + 20
add/subtract like terms
-5x + 20

Is that equation the same as 20 - 5x?

Answer 4

this is what i did

Answer 5

ok I can see

Answer 6

first distribute 4

Answer 7

oh i didnt distribute the 4 to the 5

Answer 8

oh ok thanks

Answer 9

np

Answer 10

message me if you need help

Answer 11

im just checking all my awnsers

Answer 12

ok

Answer 13

What is the first step needed to solve 3 over 4 multiplied by x minus 3 equals negative 18?
Add 3 to both sides
Subtract 18 from both sides
Multiply both sides by 3
Divide both sides by 4
d right

Answer 14

Add 3 from both sides

Answer 15

really wow im doing really bad

Answer 16

you can google some of the answers just highlight it then rightclick and hit search google

Answer 17

i have 1 more to check

Answer 18

ok

Answer 19

Brent has two barcode printing machines. Each machine can print 25 barcodes per minute. On day 1, only the first machine was used, and it printed 95 barcodes. On the following day, the first machine printed for x minutes and the second machine printed for y minutes. Which expression shows the total number of barcodes printed by both machines during these two days?
95 + 25x + 25y
120x + 25y
25 + 95x + y
95x + 50y

Answer 20

ok acually ill start doing that

Answer 21

95 + 25x + 25y

Answer 22

well i use it if I cant figure it out or get help on OS

Answer 23

ya there is a really good website hold on let me get it ill give it to u

Answer 24

its called geteasysoltions.com

Answer 25

I normally find someone who asked this a long time ago on OS

Answer 26

oh lol that works to

Answer 27

but try that website its great

Answer 28

any more questions?

Answer 29

yeah I agree keep that site just in case.

Answer 30

Which expression is equivalent to 2(m − 5) + 6?
2m − 1
2m + 22
2m − 4
2m + 16

Answer 31

search it now so you can see what it is

Answer 32

Here like I said

http://openstudy.com/study#/updates/5452632fe4b07e4474278ab5

Answer 33

2m-4

Answer 34

but thats cheating for the person giving the answers

Answer 35

ya true

Answer 36

i use it when no one will awnser me on openstudy

Answer 37

yay i got a 92 on my pre test because of your help

Answer 38

np

Answer 39

do you use flvs

Answer 40

yep

Answer 41

same

Answer 42

Ok, I am required to say this sorry

Answer 43

Don't forget to medal and fan if you already haven't. Plus send me a message if you need more help @Griffindore

Answer 44

why

Answer 45

btw i would metal you but i dont no how

Answer 46

im becoming an ambassador on Os and Now Im Required to Spread the Word of Os xD

Answer 47

you dont have to

Answer 48

i just have to say it

Answer 49

ok but i wtill want to know how to metal

Answer 50

ok so you see to the right of my name it shows a medal

Answer 51

ya

Answer 52

it should say give medal

Answer 53

it dosent it says best responce

Answer 54

because you already game me one

Answer 55

gave*

Answer 56

oh ok so best responce is the medal

Answer 57

yep

Answer 58

ok thanks

Answer 59

np

Answer 60

i have to wait to do my dbas now lol it sucks because my teacher never awnsers me

Answer 61

sorry I was afk

Answer 62

its cool

Answer 63

ill start a new question