Question

solve.
1. 5log(x-2)=11
2. 12=10^(x+5)-7

Answer 1

\[12=10^{x+5}-7\]
\[19=10^{x+5}\]
\[\log19=x+5\]
\[\log19 - 5=x\]
\[-3.721\approx x\]

Answer 2

5log(x-2)=11
log(x-2)=11/5
10^(11/5)=x-2
10^(11/5)+2 = x
\[160 \approx x\]