Katherine has $140 in the bank and is saving $6 per week. Abbie has $462 in the bank, but is spending at a rate of $10 per week. Which equation will determine when they will have the same amount of money in the bank?
A)
140 + 6x = 462 + 10x
B)
140 + 6x = 462 - 10x
C)
140 + 10x = 462 - 6x
Eliminate
D)
140 - 6x = 462 + 10x
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OpenStudy (anonymous):
@gorv
OpenStudy (anonymous):
need little help
OpenStudy (gorv):
let they saved for x week ....we dont now the excat number of week so considering it as x
OpenStudy (anonymous):
ok
OpenStudy (gorv):
kath had 140 already + save 6 per week
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OpenStudy (gorv):
so in x week total saving = ??
OpenStudy (anonymous):
146
OpenStudy (anonymous):
136
OpenStudy (gorv):
no..in 1 week she saves 6 in x week she will save ??
OpenStudy (gorv):
=6*x
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OpenStudy (anonymous):
i dont get this
OpenStudy (gorv):
like price of one chocolate is 5 so price of 10 chocolate will be = ??
OpenStudy (anonymous):
50$
OpenStudy (gorv):
what if we replace 10 by x???
OpenStudy (gorv):
for x chocolate ??
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OpenStudy (anonymous):
we wont know
OpenStudy (gorv):
why ?? wont it be 5*x??
OpenStudy (gorv):
where x is no of chocolate
OpenStudy (gorv):
for one chocolate x=1 so total=5
for 2 choco x=2 so total= 5*2
OpenStudy (gorv):
for 10 choco x=10 total=5*10
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OpenStudy (anonymous):
oh
OpenStudy (gorv):
what u say ??
OpenStudy (gorv):
like she saves 6 in one week ....so in x week ??
OpenStudy (anonymous):
a
OpenStudy (gorv):
no she is spending so we will subtract ...his saving is decreasing
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OpenStudy (gorv):
-10x
OpenStudy (anonymous):
B im right
OpenStudy (anonymous):
its B
OpenStudy (gorv):
yeah u r absolutely right mate :)
OpenStudy (anonymous):
tyvm
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