Julie paid an electrician x dollars
per
hour for
a 7-hour job plus $85 for parts. The total
charge was $239. Which equation can be used
to determine how much the electrician
charged per hour?
A 7x = 239 + 85
B 7x = 239 -85
A
C (85 + 7)x = 239
D (85 - 7)x = 239