Why do both ways of writing the numbers as tens and ones describe the same number

Sean says that to add a number to - 100 and still have - 100 is to add zero. candice says that she can add two numbers to - 100 and still have - 100 who is correts and why

How to multiply numbers with and exponet outside of the parenthesis

If QRS TUV, which congruences are true by CPCTC? Check all that apply. A. Q U B. RS TU C. QS TV D. QR TU E. S V F. R U

X+y=6 x-y=2 x+y=6 x-y=2 2x=8 x=4 x+y=6 y=6-x y=6-4 y=2

Which statement explains whether or not the parallelgrams can be put together so each occupies one-quarter of the area of the circle without overlapping any other pieces? Check all that apply.

Is 2.22 a irrational or a rational number

Find the output, y, when the input, x, is 30. y = 14 - 0.5x

Let's say that you want to paint a room in your house. The room has rectangular walls. Each wall is 8 feet high. Two of the walls are 15 feet long, and the other two walls are 12 feet long.

Thirty students volunteered to set up booths for the school fair. All of the students worked 2 hours after school on Thursday and on Friday. Twelve of them also worked 3 hours on Wednesday.

What is the slope of the equation y = 3/4x + 8? A. 3/4 B. 8 C. 3 D. 4