; ) PLEASE HELP!!
Which expression is equivalent to 18 1/5 - ( -22 2/5 ) - ( -40 1/5 )
A. 18 1/5 - 22 2/5 - 40 1/5

B. 18 1/5 + ( -22 2/5 ) + ( -40 1/5 )

C. -18 1/5 - 22 2/5 + 40 1/5

D. 18 1/5 + 22 2/5 + 40 1/5

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.

What is the solution of the systems of equations? y=2/3x+3 x=-2

Ihave a triangle with a 60 degree angle. lets use d for that angle. what are the values of e and f if d is 60 degrees? and what do you notice about the values of e and f?