Question

Pls someone answer this question fast

Answer 1

${5}^{x - 1} \times {3}^{2x - 8} = 225 \\ 5 {}^{x - 1} \times {3}^{2x - 8} = {5}^{2} \times {3}^{2} \\ compare \\ \\ x - 1 = 2 \\ x = 3$