Answer:
It should be 4. The ratio that AC is equal to DE at should be equal to the ratio of BE to BC. If you want an explanation I'd be happy to add one!
Answer:

Step-by-step explanation:
The given sequence is 
The common difference is d=10-15=-5
The first term of this sequence is 
We want to find the 27th term in this sequence.
The 27th term is given by:

We substitute the values to get:


Answer:
6 + (-15)
Step-by-step explanation:
6 - 15 would also be written as 6 + (-15). If you distribute the '+' into the '-15', you would get the negative 15.
1 * -15 = -15
So, 6 + (-15) would be the equivalent addition expression.
Hope this helps.
The answer is 10
Explanation
Answer:
2) it is an ordered pair that is a solution to BOTH equations
3) figure out what a particular word or phrase is doing