The graph of which of the following will be perpendicular to the graph of y= 2x - 4
a) 2x + y = 4
b) 4x - 2y = 4
c) y= -2x + 8
d) 2x + 4y = 1

Use the distributive property to factor the expression. 15x + 6 a) 2 5 b) − 2 5 c) 3(5x + 2) d) 5(3x + 6)

Jose predicted that he would sell 48 umbrellas. he actually sold 72 umbrellas. what are the values of a and b in the table below? round to the nearest tenth if necessary

If (x-2) 2= 49, then x could be a. -9 b. -7 c.- 2 d. 5 e.9