Which ordered pair is in the equation 2^x. a(1,2) b(2,4) c(3,6) d(4,16)

Which pair of lines is parallel? a. y=4x+1 and y+4=5 b. y=-2+x and 2y-2x=-2 c. y=1/4x + 2 and y-2=1/2x d. y=1/5x+1 and 5y+x= 10

Find an bif a = {3, 6, 9, 12) and b = {2, 4, 6, 8, 10).

What is the common difference for this arithmetic sequence? -6,-2,2,6,10 a.4 b.5 c.3 d.6