Answer:
-10x^2 +9+8x^2-5x+7=-2x^2-5x+16
The daughter will be 24 and the mother would be 48 because 24*2=48.
and are there any answer for the second question
473 would be it because you can simplify it into fraction then you can do it by 1 so the answer is 473 or 374
Answer:
8
Step-by-step explanation:
45 divided by 5 is 9 and what you do on the to you do on the bottom which means you would do 40 divided by 5 which you would get 8 as your answer.
Answer: 12 units
Step-by-step explanation:
