Question

Solve: 5^x+3- 5^x+1 =600

Answer 1

\[5^{x+3} - 5^{x+1} = 600\]

Answer 2

take 5^(x+1) common from both terms

Answer 3

so you'll be left with
\[5^{x+1} (5^{2}-1) =600\]