How do you solve #3/8=r+2/3#?

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Answer 1 · 2016-07-22T05:15:03

#r = -7/24#

#3/8 = r + 2/3#

Isolate the variable by using the additive inverse

#3/8 - 2/3 = r cancel(+ 2/3) cancel(- 2/3)#

Now find the common denominator

#3/8(3/3) - 2/3(8/8) = r#

#9/24 -16/24 = r#

#-7/24 = r#