Simplify the following expression. 3x4 + 2x3 - 5x2 + 4x2 +6x-2x - 3x4 + 7 x - 3x3
O A. 7x - 6x4 +5x3 - x2 + 4x
OB. 10x4 + x + x2 + 4x
O C. 7x6 – x2 - y2 + 4x
O D. 7x + 6x4 - x - x2 + 4x

To describe a sequence of transformations that maps triangle abc onto triangle a"b"c", a student starts with a reflection over the x-axis.how should the student complete the sequence of transformations to map triangle abc onto triangle a"b"c"? plz

If the measure of angle 1 is 110 degrees and the measure of angle 3 is (2 x+10 degree), what is the value of x?

Which of the following is the result of expanding