80 + 4 is the expanded form of 84.
For example, the expanded form of 342 is 300+40+2
Vertical Reflection (or reflection over the y-axis) at x=-2
Answer:
If the 2 numbers are the same, it will be zero. If the positive number is larger than the negative number, the sum will be positive. If the negative number is larger than the positive number, then the sum will be a negative number.
Step-by-step explanation:
-18v^2 + 23v^2 =
In order to find the solution to this problem we are gonna add like terms.
-18v^2 + 23v^2
= 5v^2
A negative plus a positive results to a positive
For the first question break it down to 2 rectangles and add the areas
14 * 4
and (12-4) * 8 = 8* 8
secon q:-
The other rectangle which has area of 72 is the third choice. Its perimmeter = 2(24) + 2(8) = 64