To solve for x, first, we add 3 to the given equation:

Dividing by 2, we get:

Therefore:

Finally, subtracting 5 we get:

Answer:
The number in the photo should be the answer but the problem might just be that your question was worded incorrectly.
Answer:
so 2x+3x+130=180
so 5x+130=180
5x=50
so 2x =20
3x which is angle a is equal to 30 degree
Answer:m is rational and n is irrational
Step-by-step explanation: