Post a New Question

algebra

posted by .

How do you simplify

[2/(x+4)]+2
-----------
[3/(x+4)]+1

I know the answer is 2(x+5)/(x+7), but I have little idea how to get there! Please help?!

multiply your fraction by (x+4)/(x+4)

you end up with [2 + 2(x+4)]/[3 + (x+4)]

simplify and you will get your answer.

oooooooh thanks!

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. math,help

    I have forgotton how to change a decimal into a fraction can you please give me the formula. for example for: -2.75 You just have to move the decimal two places to the right and put it over 100. If you multiply a number by some factor …
  2. math

    how do i change 3.75 into a fraction simple or improper fraction?
  3. math/algebra

    Simplify: 3/4/4/5 answer choices are: a) 3/5 b) 5/3 C) 15/16 d)16/15 How do I go about solving this fraction, please show me how to work this. 3/4 divided by 4/5 1. Invert the second fraction. 3/4 / 5/4 2. Multiply the numerators and …
  4. math

    Multiply and simplify 2/3*13 The answer is 22. Right?
  5. Algebra (check my answers)

    Please check these answers. Multiply -7(2a2 -4) = -14a2 + 28 Multiply 0.5(a + b -5) = 0.5a + 0.5b - 2.5 Factor bx - by + bz = b(x - y + z) Combine like terms (simplify) 12x + 4 - 11y - 6x - 9 - y = 6x - 12y - 5 Evaluate the expression …
  6. Algebra

    Can you please check my work? You have helped other students I know. Thank you:) Multiply -7(2a2 -4) = -14a2 + 28 Multiply 0.5(a + b -5) = 0.5a + 0.5b - 2.5 Factor bx - by + bz = b(x - y + z) Combine like terms (simplify) 12x + 4 -
  7. Algebra 2/Trig

    I've done every other single question besides this one. (There was 12). I'm stumped and would really appreciate some help! I have to simplify this: 5/3sqrt(3-4) I am not sure if you have to conjugate the denominator and multiply it …
  8. algebra

    Simplify. Do not use negative exponents in the answer. 12x-2y4 -3xy-7 There should be a line between like a fraction but it did not copy or paste. This is the answer I got 12 x^-2 y^4 = 12y^4/x^2 -3xy^-7 = -3x/y^7 it was wrong. 12x^-2y^4 …
  9. Math

    Write the expression as a single fraction and simplify. 3/a + 3/b Is this when you cross multiply and get 3a + 3b?
  10. Algebra

    1) Simplify: (Y^4) (y^3) A:y^1 B:y^7 (my answer) C:y^12 D:y^43 2)Simplify: Y^6 / y^2 A: y^8 B: y^4 C: y^3 ( my answer) D: y^1 3: Convert into a fraction 5-^3 A: 1/5 B:1/15 (my answer) C:1/25 D:1/125 4: 15^0=?

More Similar Questions

Post a New Question