Which expression is equivalent to the following complex fraction? 3
-4
X-1
2
2-
X-1
2(x-2)
-4x+7
-4x+7
2(x-2)
-4x+7
21x²-2)
21x²-2)
- 4x+7

For the equations below which statement is true ? -2x=14 6x=-42

Is the product of two rational numbers irrational or rational? first, make a hypothesis by multiplying two rational numbers. then, use variables such as x=a/b and y=c/d and the closure property of integers to prove your hypothesis.

The volume of the a sphere whoes diameter is 18 cm is cubic cm . if it's diameter were reduced by half, it's volume would be of its original volume