The base value is the current value
Good luck! I hope this helps!
Answer:
The answer is C.
Step-by-step explanation:
Answer:
-5
Step-by-step explanation:
mark brainlest plzzz
Answer:
Alvin: 49
Elga: 40
Step-by-step explanation:
- The equation is 89 = x + (x-9).
- Remove the parenthesis and combine the like terms. 89 = 2x - 9
- Add 9 on both sides. 98 = 2x
- Divide by 2 on both sides. x = 49
- 49 is the age of Alvin. (49-9) 40 is the age of Elga.
