Answer:
6
Step-by-step explanation:
1/6 of 36=6
2/3 of 36= 24
24+6=30
36-30=6
4n+15=70+n
I'm pretty sure this is the answer
Have a good day!
Answer:

Step-by-step explanation:

Adding both equations will make it:

Putting x = 10 will make it:

= 3(1000)-40+1
= 3000-39
= 2961
3 radical 70. 9 times 70 is 630, 9 squared is 3.