Answer and explanation:
Please find explanation attached
Answer:
B
Step-by-step explanation:
For this question, you need to get x alone on one side.

Answer:
3. x=90
6. X= 180-120
X=60
Step-by-step explanation:
hope this helps
Answer:
C
Step-by-step explanation:
x^2/12.25 + y^2/4 = 1