Question

need help please...
The length of a rectangular jewelry box is 3 inches more than twice the width. the perimeter is 18 inches. find the length and width

so far I know how to do this part:
18=2(2x+3)+2x
18=4x+6+2x

Answer 1

L=12?

Answer 2

7 and 2

x = 2
2x + 3 = 7

Answer 3

awe gash i typed it wrong on my hw i got it wrong grr=/

Answer 4

your equations are correct btw

Answer 5

The length of a rectangular jewelry box is 5 inches more than twice the width. the perimeter is 28 inches. find the length and width

Answer 6

thanks:) i love math but if i understand it its better

Answer 7

28=2(2x+5)+2x
28=4x+10+2x

Answer 8

am I right so far?

Answer 9

28=6x+10
-10 -10
18=6x
x=3

Answer 10

yep its right

Answer 11

so is that length or width cuz i have to find both=/

Answer 12

u made ur equation urself so u should know better :P in ur case it's width

Answer 13

hahaha im sucha dumbblonde

Answer 14

ok if that width i have to find the length now

Answer 15

yeah length is 5 cm longer than double width :D

Answer 16

double the width so 9?

Answer 17

i wanna finish this so i can slp away..

Answer 18

am I right or wrong for the answer

Answer 19

err i mean not double, twice

Answer 20

soo 10?

Answer 21

twice the width and 5 more

Answer 22

how u got 10?

Answer 23

lol u said twice the width & more

Answer 24

5inches more and you shouldn't listen to me, you should read ur problem :D

Answer 25

oh goodness....

Answer 26

oh ur so funny you! 0_0

Answer 27

please help me finish=/

Answer 28

the energy drink i had is knockin me out lol

Answer 29

double width and add 5 :D

Answer 30

so width is 5?

Answer 31

no u wrote that x=3

Answer 32

lmao oh goodness see

Answer 33

so 3(3)=15

Answer 34

lol im confusing myself

Answer 35

double means multiply by 2

Answer 36

3 x 2? 6

Answer 37

and add 5

Answer 38

11

Answer 39

WOOOOO thats correct answer@@@

Answer 40

yayyyyyyyyyyyyyy:D

Answer 41

go tomas! & go me lmao xD

Answer 42

ding ding ding i finally got it

Answer 43

i think Length = 7 and width= 2

Answer 44

nope that was the problem be4... thaanks anyway

Answer 45

oh ok

Answer 46

no u are incorrect 2*2+7*2=18 and it should be 28

Answer 47

oh wow i killed it... o_0

Answer 48

sry tomas

Answer 49

nubeer is incorrect

Answer 50

you are correct :D

Answer 51

I'm correct ;) 100%

Answer 52

sorry i ddnt read it was equal to 28. .. well never mind. :P

Answer 53

nice try tho