I believe the answer is....
For solving for a
a-7= 3(b+2) ———> distribute 3(b+2)
a-7= 3b+6 ———-> add 7 on both sides
a-7= 3b+6
a+7= 3b +7 ———-> the 7’s cancel out so you’re left with....
a = 3b + 13 (That’s your answer)
Hope that helped :3
Answer:
AD also equal 14
Step-by-step explanation:
Si estás tratando a encontrar M este es
13-8m=21
8m=8
M=1
Answer:
D
Step-by-step explanation:
correct answer, thanks for 15 pts
Answer:

Step-by-step explanation:
,
If One ball is drawn, its color is recorded, and it is replaced in the urn. Then another ball is drawn and its color is recorded.
The 25 Possible outcomes of this experiment are listed below:

The tree diagram of this event is also attached.