How do you solve #\frac { x } { 2} + 7= 13#?

Question

1051 views around the world

You can reuse this answer
Creative Commons License

Answer 1 · 2016-12-16T12:50:19

#x=12#

#x/2+7=13#

Your goal is to keep #x# alone in one side

Subtract 7 from both sides

#x/2cancel(+7color(red)(-7))=13color(red)(-7)#

#x/2=6#

Multiply both sides by #2#

#x/cancel2cancel(color(red)((2)))=6color(red)((2))#

#x=12#