Answer:
https://www.mathsisfun.com/adding-decimals.html
This has an explanation.
Answer:
The solution of the given trigonometric equation

Step-by-step explanation:
<u><em>Step(i):</em></u>-
Given






<u><em>Step(ii)</em></u>:-
The solution of the given trigonometric equation

<u><em>verification </em></u>:-

put 


Both are equal
∴The solution of the given trigonometric equation

Answer:
12
Step-by-step explanation:
(5x+5)+(115)=180
180-120=60
60/5=12
The answer is answer choice D)