19.95 + 3.98x = 63.73
3.98x = 63.73 - 19.95
3.98x = 43.78
x = 43.78/3.98
x = 11
Step-by-step explanation:
I think answer A should be the correct answer
I think it is b just bcuz of what the question is
Solution: Check the picture I uploaded.
250 - 5(x) = 50
250 (-250) - 5x = 50 (-250)
-5x = -200
-5x/-5 = -200/-5
x = 40
hope this helps
you are 40 years old!