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Mathematics 20 Online
OpenStudy (anonymous):

The sum of two numbers is ten. Using x to represent the smaller number, translate "the difference between twice the larger number and negative twenty" into a variable expression and simplify.

OpenStudy (anonymous):

would it be 10x - 20?

OpenStudy (anonymous):

or 2(10x) - 20?

OpenStudy (madhu.mukherjee.946):

let the samller no.be x so the other no. is 10-x

OpenStudy (madhu.mukherjee.946):

no according to your question, 2(10-x)-(-20)

OpenStudy (madhu.mukherjee.946):

whats the answer

OpenStudy (anonymous):

20 - 2x - (-20)

OpenStudy (madhu.mukherjee.946):

this is the answer??

OpenStudy (anonymous):

what the answer says on the worksheet is 40 - 2x

OpenStudy (anonymous):

so would you add 20 and 20?

OpenStudy (madhu.mukherjee.946):

yeah just simplify my equation

OpenStudy (anonymous):

which equation?

OpenStudy (madhu.mukherjee.946):

the one i gave you

OpenStudy (anonymous):

2(10-x)-(-20)?

OpenStudy (sohailiftikhar):

lol she is correct 2(10-x)-(-20) 20-2x+20 40-2x

OpenStudy (madhu.mukherjee.946):

2(10-x)-(-20) 20-2x+20 40-2x

OpenStudy (madhu.mukherjee.946):

:)

OpenStudy (anonymous):

thanks again :)

OpenStudy (madhu.mukherjee.946):

your welcome:)

OpenStudy (sohailiftikhar):

:)

OpenStudy (madhu.mukherjee.946):

thanks @sohailiftikhar

OpenStudy (madhu.mukherjee.946):

:)

OpenStudy (sohailiftikhar):

np

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