Well first you do 7+5 to equal 12, and then you multiply 12 by 6 and get 72, then you add the 3 to get 75. 6(7+5)+3=75. Hope this helps!!
Answer:
7:3
Step-by-step explanation:
The number of yellow marbles: the number of blue marbles
Answer:

Step-by-step explanation:


if 
answer:
Answer:
went up a total of 4 degree at 2 degree a day
A, Y doesn’t change and X becomes negative