IDNLearn.com provides a user-friendly platform for finding and sharing knowledge. Discover reliable and timely information on any topic from our network of knowledgeable professionals.

Solve for a.
4/a+4 =-1/a+9


Solve For A 4a4 1a9 class=

Sagot :

Answer:

a = -8

Step-by-step explanation:

you can solve this proportion by cross-multiplying:

4(a + 9) = -1(a + 4)

now distribute to eliminate parentheses

4a + 36 = -1a - 4

5a + 36 = -4

5a = -40

a = -8