Question

Please answer. Tough one. I don't get how to answer this.

Answer 1

Please mark as Brainliest

Answer 2

answer : a=3

Step-by-step explanation:

${a}^{m} \times {a}^{n} = {a}^{m + n} \\ \ {3}^{a} \times {3}^{2a + 4} = {3}^{13} \\ {3}^{a + 2a + 4} = {3}^{13} \\ {3}^{3a + 4 } = {3}^{13} \\ \\ {3}^{3a} = {3}^{13 - 4} \\ \\ {3}^{3a } = {3}^{9} \\ {3}^{a = 3 \div 9 } \\ {3}^{a = 3} \\ \\ a = 3$