Answer:
A,D,BC
Step-by-step explanation:
Answer:
15s-2s^2-4
Step-by-step explanation:
Answer:
Step-by-step explanation:
This is a sequence of adding 4
So the next number is 47 51
Answer:

Step-by-step explanation:
Given
1: 5x + 20
2: Opposite of 20
Required
Find their sum
Suppose that a is a number; The opposite of a is -a. So, the opposite of 20 is -20.
Having said that:
The required sum is:

Remove bracket


Answer:
8x+4y
Step-by-step explanation:
so use the distributive property and multiply 4 into (2x+y), so you get
(2x*4) + (y*4) = 8x + 4y
hope this helped