I think is C but I'm not 100% sure
Answer:
(4+1) x (12 x 7)
420
The only way to get this answer is to use trial and error
Answer: -1
Step-by-step explanation:
To find the slope fo the line with the given points, you use the formula
.

Now, we know that the slope is -1.
Answer:

Step-by-step explanation:
Given
Represent the number with x.
So:

or

We want to solve for x
Subtract both sides by 2


Solve for x


No other number aside 0, satisfy the property.