Asked by debby
The square root of 9x+81 = x+5
The square root is that funny looking division sign over 9x+81
The square root is that funny looking division sign over 9x+81
Answers
Answered by
bobpursley
square each side.
9x+81=x^2+10x+25
x^2+x-56=0
(x-7)(x+8)=0
x=7,or-8
check those
9x+81=x^2+10x+25
x^2+x-56=0
(x-7)(x+8)=0
x=7,or-8
check those
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