Answer:

Step-by-step explanation:
Multiply 1/9 and 27 to get 27/9 which reduces to 3. When doing these equations, you add up the exponents. To get 3, you would have to have 3^1. The get this, the only equation that would work is 3^-2 x 3^3
-2+3 gets 1. So 3^1 which gets you 3. So this is the answer.
You need to show the diagram
Ans
427
Step-by-step explanation:
divide 366 by 6 then multiply by 7.
Answer:
Collect like terms
-x-x=6-4
Solve
-2x=2, -x=1 or x=-1
Step-by-step explanation:
I hope this helps, please give me brainliest
Answer:
1648.5
Step-by-step explanation:
20cm radius - 10
50cm radius- 25
area = 3.14×10²
3.14×100
=314
area= 3.14× 25²
3.14×625
= 1962.5
1962.5
- 314
_________
1648.5