A father and his daughter together weigh seven times the daughter's weight x. The father weighs 180 lbs. Which equation can be used to find the daughter's weight?
A180 - 7x = x
Bx - 180 = 7x
C.180-x = 7x
D180 + x = 7x
A father and his daughter together weigh seven times the daughter's weight x. The father weighs 180 lbs. Which equation can be used to find the daughter's weight?
A180 - 7x = x
Bx - 180 = 7x
D180 + x = 7x