The three steps shown below were used to find an expression equivalent to
(5x - 15y) + 8x.
3/5
Step 1: 3x-9y + 8x
Step 2:
Step 3: 12(x - y)
Which expression could be used as Step 2?
A. (3x + 8x) - 9y
B. (5x - 15y)
C. 3(x-3y) + 8x
D. 11x-6y
?
i.help please