Sunday

April 19, 2015

April 19, 2015

Posted by **Katherine** on Tuesday, October 5, 2010 at 6:28pm.

5. 28-0.3y = 0.7y-12

I got 10/400 or 0.025..

and

3c-4c+1=5c+2+3

I ended up getting c=1 but the book says it's wrong too.. What am I doing wrong?

- algebra -
**Katherine**, Tuesday, October 5, 2010 at 6:57pmI figured out number 5.

I'm still having problems with the other one though.

basic Integration - I have three questions which I apparently have 'wrong' ...

Algebra 2 - 4a+2b+c=10 100a+10b+c=12 16a+4b+c=12 I need help to solve this ...

math!! - Find the value of x. x / x+5 = x-4 / x the book says the answer is 20, ...

Algebra - (f/g)(-1)-g(3) when f(x)=x^2+1 and g(x)=x-4. I got -1^2/1-4-(3-4), ...

Algebra - I also need help with (x)/(x+4)+(4)/(x+4)+2=0. My book says there is ...

Maths - given (e^x)sin3x = Im((e^x)(e^i3x)) Integrate (e^x)sin3x.dx You can just...

Statistic check - Find the critical value for the hypothesis test, given the ...

Math check - Find the critical value for the hypothesis test, given the ...

introductory algebra - I had these problems on my test and for some reason got ...

Calculus - Evaluate the limit, if it exists. lim (sqrt(x+2) -3)/(x-7) (x -> 7...