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Mathematics 7 Online
OpenStudy (anonymous):

Which is an equation for the given word problem? After Nancy deposits her birthday gift of $20.00 into her savings account, her balance is $225.50. Which equation can be used to find the amount, n, in her account before she made the deposit? A. n + 225.50 = 20.00 B. 20.00 – n = 225.50 C. 20.00 + n = 225.50 D. n – 225.50 = 20.00

OpenStudy (anonymous):

@iambatman

OpenStudy (♪chibiterasu):

The total is 225.50 and she is adding 20.00 to an unknown number . . . what can you make out of that?

OpenStudy (anonymous):

B ?

OpenStudy (♪chibiterasu):

No, there it is subtracting.

OpenStudy (anonymous):

i got 205.5

OpenStudy (♪chibiterasu):

You're not supposed to solve it you just need to form the equation.

OpenStudy (♪chibiterasu):

She is ADDING 20 dollars to her account. After that she has 225.50.

OpenStudy (♪chibiterasu):

And "n" is just the unknown amount . . .

OpenStudy (anonymous):

245.5 when i add

OpenStudy (♪chibiterasu):

No! Don't solve it! Just form the equation you don't need to solve!

OpenStudy (♪chibiterasu):

SHE IS ADDING 20 TO A NUMBER SHE DOES NOT KnOW (n)

OpenStudy (anonymous):

C

OpenStudy (♪chibiterasu):

YES

OpenStudy (♪chibiterasu):

THERE WE GO

OpenStudy (anonymous):

20+n=225.50

OpenStudy (♪chibiterasu):

Yes yes yes thats it

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