Question

Find the value of a, if 3²a + 3²a + 3²a + 3²a = 324.​

Answer 1

Answer:

a=9

Step-by-step explanation:

9(4a)=324

36a=324

a=324/36

a=9

Answer 2

Answer:

${3}^{2} a + {3}^{2}a + {3}^{2} a + {3}^{2} a = 324 \\ 9a + 9a + 9a + 9a = 324 \\ 36a = 324 \\ a = \frac{324}{36} \\ a = 9$