(x+4) + ((x-15)+4)= 41
2x-7= 41
2x= 48
x= 24
Here ... I'll give you all the help you need to answer this question
on your own:
-- The three angles inside any triangle always add up to exactly 180 degrees.
-- Simply examine each group of numbers in the question.
Any set that adds up to 180 can be the three angles of a triangle.
Any set that doesn't, can't.
Go to it !
Step-by-step explanation:

Hence, option A is the correct answer.
Answer:
<h3>Answer would be B because addition is commutative that is, a + b = b + a </h3>
<u>So </u><u>answer </u><u>would </u><u>be </u><u>3</u><u>0</u><u> </u><u>÷</u><u> </u><u>(</u><u>X </u><u>+</u><u> </u><u>3</u><u>)</u>
Answer: you just do it
Step-by-step explanation: