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Mathematics 7 Online
OpenStudy (pokemon23):

ANYONE ON IN MATH THAT CAN ME? ANYONE ON IN MATH THAT CAN ME? @Mathematics

OpenStudy (anonymous):

Sure I'll do my best.

jimthompson5910 (jim_thompson5910):

you have 6 nickels, so you have 6*5 = 30 cents

jimthompson5910 (jim_thompson5910):

so you got it, congrats

jimthompson5910 (jim_thompson5910):

lol well you got it just fine nonetheless

jimthompson5910 (jim_thompson5910):

what is 3x?

jimthompson5910 (jim_thompson5910):

ah ok, 3x nickels = 5*3x = 15x cents So 3x nickels are worth 15x cents

jimthompson5910 (jim_thompson5910):

yep

jimthompson5910 (jim_thompson5910):

whats the next step

jimthompson5910 (jim_thompson5910):

good

jimthompson5910 (jim_thompson5910):

then what

jimthompson5910 (jim_thompson5910):

yep

jimthompson5910 (jim_thompson5910):

good

jimthompson5910 (jim_thompson5910):

well D is the number of dollars, how do we convert that into cents?

jimthompson5910 (jim_thompson5910):

close, 100D cents

jimthompson5910 (jim_thompson5910):

ex: if D = 2, then 100D = 100(2) = 200 cents

jimthompson5910 (jim_thompson5910):

oh and D = 2 means you have $2

jimthompson5910 (jim_thompson5910):

yep, then what

jimthompson5910 (jim_thompson5910):

good

jimthompson5910 (jim_thompson5910):

you definitely know what you're doing

jimthompson5910 (jim_thompson5910):

ok do you know what consecutive odd integers are?

jimthompson5910 (jim_thompson5910):

good

jimthompson5910 (jim_thompson5910):

those are two general consecutive odd integers

jimthompson5910 (jim_thompson5910):

adding them will get you 112

jimthompson5910 (jim_thompson5910):

yep

jimthompson5910 (jim_thompson5910):

now solve for x

jimthompson5910 (jim_thompson5910):

good

jimthompson5910 (jim_thompson5910):

what's next

jimthompson5910 (jim_thompson5910):

yep, skipped a bit of steps, but you got the right answer

jimthompson5910 (jim_thompson5910):

so what are the two integers then

jimthompson5910 (jim_thompson5910):

yep

jimthompson5910 (jim_thompson5910):

which number is bigger, x or x+1?

jimthompson5910 (jim_thompson5910):

"4 times the larger " ---> 4(x+1) "3 times the smaller " ---> 3x

jimthompson5910 (jim_thompson5910):

so "4 times the larger exceeds 3 times the smaller by 23" means 4(x+1) = 3x+23

jimthompson5910 (jim_thompson5910):

now solve for x to find the first integer

jimthompson5910 (jim_thompson5910):

4(x+1) = 3x+23 4x+4 = 3x+23 4x-3x = 23-4 x = 19

jimthompson5910 (jim_thompson5910):

so the two integers are 19 and 20

jimthompson5910 (jim_thompson5910):

oh sry

jimthompson5910 (jim_thompson5910):

that's the value of the right side

jimthompson5910 (jim_thompson5910):

but all you need are the two integers

jimthompson5910 (jim_thompson5910):

yeah that's to check

OpenStudy (pokemon23):

Represent the value of each of the following in cents 8.75

jimthompson5910 (jim_thompson5910):

is that 8.75 dollars?

jimthompson5910 (jim_thompson5910):

ok you know what to do

jimthompson5910 (jim_thompson5910):

to convert from dollars to cents, we multiply by what?

jimthompson5910 (jim_thompson5910):

good

jimthompson5910 (jim_thompson5910):

so multiply 8.75 by 100 to get?

jimthompson5910 (jim_thompson5910):

yep

OpenStudy (pokemon23):

so I just write 875 cents

jimthompson5910 (jim_thompson5910):

yep

jimthompson5910 (jim_thompson5910):

you got it

jimthompson5910 (jim_thompson5910):

if you want, you can think of it as 875 pennies

jimthompson5910 (jim_thompson5910):

well 1 penny = 1 cent, so multiply both sides by x to get x pennies = x cents

jimthompson5910 (jim_thompson5910):

and 1 nickel = 5 cents this time, multiply both sides by 2x to get 2x nickels = 10x cents

jimthompson5910 (jim_thompson5910):

bingo

jimthompson5910 (jim_thompson5910):

now add the two figures: x+10x = ??

jimthompson5910 (jim_thompson5910):

yep

jimthompson5910 (jim_thompson5910):

11x cents

jimthompson5910 (jim_thompson5910):

if it seems odd with the x, try plugging in different values in for x

OpenStudy (pokemon23):

are you good at science?

jimthompson5910 (jim_thompson5910):

depends, what science is it

OpenStudy (pokemon23):

well it observation and inferences?

jimthompson5910 (jim_thompson5910):

ok what's the question

OpenStudy (pokemon23):

I need to write a 500 word report with bibliography

OpenStudy (pokemon23):

how long is a 500 word report?

jimthompson5910 (jim_thompson5910):

hmm maybe a page or so

jimthompson5910 (jim_thompson5910):

it's not much

jimthompson5910 (jim_thompson5910):

it's probably less now that I think about it

OpenStudy (pokemon23):

can you help me write it

jimthompson5910 (jim_thompson5910):

sure

OpenStudy (pokemon23):

I got no clue where to begin with?

OpenStudy (pokemon23):

thanks Jim

jimthompson5910 (jim_thompson5910):

what are you writing about

OpenStudy (pokemon23):

I need to write about Observations and inferences

jimthompson5910 (jim_thompson5910):

that's it? nothing else?

OpenStudy (pokemon23):

nope that's it

OpenStudy (pokemon23):

also a bibliography

jimthompson5910 (jim_thompson5910):

observations on what? or just about observations in general?

OpenStudy (pokemon23):

i guess observation in general about science

jimthompson5910 (jim_thompson5910):

a bibliography is just a works cited page (ie where you got your info)

jimthompson5910 (jim_thompson5910):

ok why is observation so important to science then

OpenStudy (pokemon23):

I guess so

OpenStudy (pokemon23):

i guess define the term observation and inferences and why its important to science

jimthompson5910 (jim_thompson5910):

yes that's a good start

OpenStudy (pokemon23):

so ya I got the basic idea

jimthompson5910 (jim_thompson5910):

so introduce the terms/concepts of observations and inferences

jimthompson5910 (jim_thompson5910):

go over them in detail

jimthompson5910 (jim_thompson5910):

then conclude

OpenStudy (pokemon23):

help me look for a websites

jimthompson5910 (jim_thompson5910):

a conclusion is just a restatement of what you've been saying all along in the paper (just a shortened version of it)

OpenStudy (pokemon23):

let me exchange my email

jimthompson5910 (jim_thompson5910):

alright

OpenStudy (pokemon23):

so lets begin writing this

OpenStudy (pokemon23):

ok so

jimthompson5910 (jim_thompson5910):

so did your teacher give you a list of sources to consult

jimthompson5910 (jim_thompson5910):

or a place to look

OpenStudy (pokemon23):

no he didn't a like a grinch

jimthompson5910 (jim_thompson5910):

lol

jimthompson5910 (jim_thompson5910):

but he did say what type of sources you could use right?

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Join our real-time social learning platform and learn together with your friends!