Answer:
<em><u>pls mark me a </u></em><em><u>brainliest</u></em>
let x represent the number
7(x) + 5 = 7 - x
so we now group like terms
7x + x = 7 - 5
8x = 2
we now divide through by 8


the final answer for the number is 1/4
<em>Hope this will help</em>
<em>Have a good day</em>
Answer:

The domain is all Real number and the range is all Real numbers, as well.


Answer:
the answer is 1/(5+15sqrt)
Step-by-step explanation:
just multiply 3qrst with 5
Answer:
the telephone polé is 24ft.
Step-by-step explanation:
30^2-18^2=b^2
900-324=b^2
576=b^2
\sqrt[576]=sqrt(b^2]
24=b
b=hight of telephone