# Math

posted by .

4C/(10C-5D) + 2D/(6C-3D)

• Math -

The common denominator is (30C - 15D).

4C/(10C-5D) + 2D/(6C-3D)
= (12C + 10D)/(30C - 15D)
= 2(6C + 5D)/15(2C - D)
= (2/15)[(6C +5D)/(2C -D)].

I see no further simplifications.

## Similar Questions

1. ### math

please help thx 16-3(8.3)^2-5 and please show me steps thx. i have it figure out but i want to know if its correct thx
2. ### MATHS

Please show the quickest way to do this question?
3. ### Math

The numerator of a fraction is two less than its denominator. When both numerator and denominator are increased by 3, the fraction is incre ased by 3/20. Find the original fraction. Pls include solution and workings thx :)
4. ### Math

The length and width of a rectangle are (x+4)cm and xcm respectively. Write down expressions for: A. The perimeter of the rectangle B. The length of the side of a square with the same perimeter If the sum of the areas of the square …
5. ### Math

5 4 ______ - ______ 2(e-f) 3(f-e) Please include workings thx
6. ### Math - 2 Questions

1. (1/4)C/C+(1/3) 2. (1/X)+(1/Y)/(2/X) Please include workings and thank you in advance
7. ### Math

A = h/2 (a+b) the subject of the given formula is "a" not "A" please include workings (along with solution) thanks
8. ### Math

S = n/2 (a+1) The subject of the formula is L Same as before, please include workings TYVM
9. ### Math

Sorry for repeated questions, but this is my last problem: s = ut + 1/2(gt) The "t" for "gt" is squared, and the subject of the formula is "u". Thank you very much (and please include workings).
10. ### College Math

10a+ 10c + s = 180 5a + 3c + 2s = 500 a = 10c

More Similar Questions