1) Completa simplificando cuando sea posible. a) 12 y4+3 y 4=
b) −6 y 4−6 y3=
c) 5 y−9 y =
d) 3y2−3 y+3 y 2=
e) 2 y5+3 y 4=

Given a(-12,5) and b(12,29) find the point that divides the line segment ab three-eighths of the way from a to b

Asquare is dilated by a scale factor of 1.25 to create a new square. how does the area of the new square compare with the area of the original square? a)the area of the new square is 1.25 times the area of the original square. b)the area of the new square is 2.50 times the area of the original square. c)the area of the new square is 1.252 times the area of the original square. d)the area of the new square is 1.253 times the area of the original square.

Diane owes $387 to her brother. if she debits her bank account $161.25 a month to pay him back, how many months will it take her to pay off the debt?