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Mathematics 15 Online
undeadknight26 (undeadknight26):

Medal???

undeadknight26 (undeadknight26):

@BangkokGarrett @e.mccormick @hba please help me...

undeadknight26 (undeadknight26):

f = 9/5c + 35 f = 1.8/c + 35 what next?

OpenStudy (ivettef365):

what is the question?

undeadknight26 (undeadknight26):

solve the equation...

OpenStudy (ivettef365):

to solve the equation you need to have a value either for "f" or for "c" now if you have to solve for "c" is another question. please clarify ?

undeadknight26 (undeadknight26):

This is all it says... Part A: Solve F = 9 over 5C + 32 for C. (4 points) Part B: Determine the value of C when F = 10 °F. (2 points) Part C: Solve –np – 70 > 40 for n. Show your work. (4 points)

OpenStudy (ivettef365):

ok, so is asking to solve for "c". part A

OpenStudy (ivettef365):

then you do the following: f= 9/5c + 35 (first you subtract the 35) so you have f - 35 = 9/5 c

OpenStudy (ivettef365):

then, you multiply by reciprocal of 9/5 which is 5/9 so you have (sorry it should be 32 and not 35) 5/9 (f-32) = c now you have

undeadknight26 (undeadknight26):

lol ohhh okay...

OpenStudy (ivettef365):

now for part B, just substitute the F for 10 and you have C = 5/9 (10-32)

OpenStudy (ivettef365):

do you know how to solve it?

OpenStudy (ivettef365):

Part c : Solve –np – 70 > 40 for n. Show your work first add 70 on both sides and you have -np -70 > 40 +70 +70 --------------- -np > 110

OpenStudy (ivettef365):

now divide by -p and you have -np > 110 --- ---- -p -p = p < - 110/p (remember to switch the sign)

undeadknight26 (undeadknight26):

For part b does it equal 39.6?

OpenStudy (ivettef365):

yes but negative

undeadknight26 (undeadknight26):

and one more question...is part c done or do i have to solve it now?

OpenStudy (ivettef365):

part c is done, but answer is n< -110/p

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