All of the following expresslons simplify to -5x+ 7, except O(x-2)- (6 x- 9)
O5x+1) -(10 x+ 6)
O-4x+2 x+7-3x
O4 x+3) + (-9 x+ 4)

The answer is the second option please don’t answer it for I have if u want points just say something random!

What two criteria are needed for triangles to be similar

Refer to interactive solution 17.45 to review a method by which this problem can be solved. the fundamental frequencies of two air columns are the same. column a is open at both ends, while column b is open at only one end. the length of column a is 0.504 m. what is the length of column b?

Arecipe uses 2 cups of sugar to make 32 brownies. how many cups of sugar are needed to make 72 brownies?