Equation:

3x+10 = 45+10 = 55
The answer is 55 because this is a isosceles triangle.
Answer:
n=9
Step-by-step explanation:
You use reverse PEMDAS.
First you would divide by 3 on both sides. This should give you:
n²=81
Then you would find
. Which is 9.
The answer would be 3, 2-2+3, I’m pretty sure.
Answer:
68.302
Step-by-step explanation:
68302/1000=68.302
hope this helps :)