Answer:
That equation in standard form is #y= 7/8x-37/8#
Explanation:
First, you can distribute the #7/8# to the #x# and the #-3#:
#y+2=7/8x-21/8#
After that subtract both sides by two:
#y+2-2=7/8x-21/8-2#
#y=7/8x-21/8-16/8#
#y= 7/8x-37/8#