Question

if the value of x ,if 5^x-3×3^2x-8=225.

Answer 1

${5}^{x - 3} \times {3}^{2x - 8 } = 225$
${15}^{(x - 3) \times (2x - 8)} =225$
${5}^{5 - 2} \times {3}^{(2 \times 5) - 8} = {3}^{2} \times {5}^{2}$

so x is 5
Hope u get Ur ans