Answer:
Step-by-step explanation:

is your equation. Hope this helped! :)
Answer:
The x variable has an exponent of 2
Step-by-step explanation:
To be a linear equation, the highest power must be 1 on the variables
2x^2 +y =7 is quadratic since x^2 has a power of 2
35 = 1/2h (6+1)
35 = 1/2 h + 7
28 = 1/2h
14 = 1h
14 = h
The answer is 60 degrees angle