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Mathematics 7 Online
OpenStudy (vera_ewing):

@amistre64

OpenStudy (vera_ewing):

OpenStudy (amistre64):

ok, what is your thought process for this

OpenStudy (vera_ewing):

Well can we just do what we did on the other question?

OpenStudy (amistre64):

we arent adding things up, and we dont know the sum to start with we need to determine the common adder, 2 + d = 1 + 3/5

OpenStudy (vera_ewing):

Isolate d?

OpenStudy (amistre64):

yep

OpenStudy (vera_ewing):

2 + d = 1 + 3/5 2 + d - 2 = 1 + 3/5 -2 d = 1 3/5 - 2 d = 1.6 - 2 d = -0.4

OpenStudy (amistre64):

good now we simply need to add that to our first term, 24 times since we already have 1 term the 25th term is 24 away.

OpenStudy (amistre64):

if you have 1 apple, and need 25 total, how many do you need to get?

OpenStudy (vera_ewing):

24

OpenStudy (amistre64):

then lets add -.4 to 2, 24 times 2 - .4(24) = ??

OpenStudy (vera_ewing):

-7.6

OpenStudy (amistre64):

good, and only one options is -7 and a fraction

OpenStudy (vera_ewing):

So the answer is A? That's it?

OpenStudy (amistre64):

thats it

OpenStudy (vera_ewing):

Okay thank you!

OpenStudy (amistre64):

youre welcome

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