D.) Gamma rays have shortest wavelengths and highest frequency
So, option D is your answer!
Hope this helps!
Answer:

Step-by-step explanation:
Standard form is Ax + By = C, so we want x to be on the left side
To accomplish this, subtract 1/4x from both sides.

Multiply by -4 to get x to be equal to 1.

I think the answer is 8.5 h