Which of the following is a solution to the equation 3-4y=19
a) y= -19
b)y= 20
c)y= 4
d)y= -4

Factor. 8x2y2 – 4x2y – 12xy 4(8x2y2 – x – 12xy) 4(2xy – 4x2y – 12xy) 4x2y2(2xy – xy –3) 4xy(2xy – x – 3)

Is δ pmr similar to δ smn ? if so, which postulate or theorem proves these two triangles are similar?

If anyone has done the algebra 2 chaos theory portfolio would you be wiling to me? i kind of know what i'm doing i just don't know if i'm doing it right.