How do you solve #\frac { x } { x - 7} + 3= \frac { 7} { x - 7}#?
1 Answer
Mar 20, 2018
Explanation:
#"Since the fractions have a common denominator we can"#
#"combine them"#
#"subtract "7/(x-7)"from both sides"#
#x/(x-7)-7/(x-7)+3=0#
#rArrcancel(x-7)^1/cancel(x-7)^1=-3#
#rArr1=-3larrcolor(red)"which is a false statement"#
#rArr"the equation has no solution"#
