Verified Answer :

luana

\(9x+10=12x-11\)
We put 12x on the left side and 10 on right side
\(9x-12x=-11-10\)
Now we add x and free numbers 
\(-3x=-21\)
And our result is:
\(x=7\)

\(3(x-8)=5x+7\)
\(3x-24=5x+7\)
\(3x-5x=7+24\)
\(-2x=31\)
\(x=- \frac{31}{2}\)

konrad509

\(9x+10=12x-11\\ 3x=21\\ x=7\\\\ 3(x-8)=5x+7\\ 3x-24=5x+7\\ 2x=-31\\ x=-\frac{31}{2}\)

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