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Mathematics 13 Online
OpenStudy (anonymous):

Equationssss

OpenStudy (anonymous):

OpenStudy (anonymous):

@ganeshie8

ganeshie8 (ganeshie8):

how much profit do u make by selling one unit ?

OpenStudy (anonymous):

1.00

ganeshie8 (ganeshie8):

So how many units do you have to sell in order to make a profit of $14000 ?

OpenStudy (anonymous):

14000?

ganeshie8 (ganeshie8):

Yes 14000 is the number of units you need to sell to break even

ganeshie8 (ganeshie8):

breakeven is the point at which your `expenses` equal `revenue` so that you don't make a loss/profit

ganeshie8 (ganeshie8):

if you close ur business without reaching breakeven, you would be in LOSS

OpenStudy (anonymous):

OKay

OpenStudy (anonymous):

Thanks that was quite simple

OpenStudy (anonymous):

So number 15

ganeshie8 (ganeshie8):

set both the equations equal to each other and solve t

OpenStudy (anonymous):

like how ?

ganeshie8 (ganeshie8):

\[\large 15t + 177 = -10t + 498\] solve \(\large t\)

OpenStudy (anonymous):

ok

OpenStudy (anonymous):

321/25?

ganeshie8 (ganeshie8):

yes, express in decimal form

OpenStudy (anonymous):

12.84

ganeshie8 (ganeshie8):

321/25 = 12.84 so after 12.84 years both ship ments will be equal

ganeshie8 (ganeshie8):

since the given equations represent time after the year 1980, it would happen after : 1980 + 12.84 = 1992.84 the year

ganeshie8 (ganeshie8):

which is same as 1993

OpenStudy (anonymous):

yeah but the question asks what year though so it would be 1993?

OpenStudy (anonymous):

Oh ok yes

ganeshie8 (ganeshie8):

you're right !

OpenStudy (anonymous):

YAYY thank you for ALL your help

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