Verified Answer :

BobRoss

2x - 7y= 9
-2x        -2x         Subtract both sides with 2x
----------------
7y= -2x+9           Rewrite everything
--      ------
 7          7                 Divide everything with 7.
y= -2/7x+9/7         Simplify.

Hoped this helped.

~Bob Ross®

anasalagornik

oops, sorry, on my paper i had 2x/7+9/7= y, but i forgot to write everything over the 7