Question

WILL GIVE A HEART FOR CORRECT ANSWER NO SPAM WILL REPORT

Solve for a: 9^2-3a = 3^-2a

Answer 1

Step-by-step explanation:

9^2-3a = 3^-2a

(3)^2(2-3a)= 3^-2a

bases are same so powers will be equal

2(2-3a)= -2a

4-6a= -2a

4= -2a+6a

4=4a

a=1