Option B, x = 20
Step-by-step explanation:
Step 1: Â Make an equation
The values of 65 degrees and (3x + 5) are equal.
65 = 3x + 5
Step 2: Â Subtract 5 from both sides
65 - 5 = 3x + 5 - 5
60 = 3x
Step 3: Â Divide both sides by 3
60 / 3 = 3x / 3
20 = x
 Option B, x = 20