:Answer:
You may want to use an online graphing calculator to help with this problem. :)
It would be 9 + x =16
To solve it, subtract 9 from both sides of the equal sign
So (9+x)-9=16-9
Which is x=7, so the answer is 7.
Answer:
(x + 5)(x + 4)
Step-by-step explanation:

Answer:
Nirvana
Step-by-step explanation:
We know that
<span>In a right triangle
if A and B are complementary angles
cos A=sin B
therefore
if cos A=5/13
then sin B=5/13
the answer is
sin B=5/13</span>