Solve for X, 3^x + 3^2 = 90
1 answer:
3^x + 3^2 = 90
Simplify the known power:
3^x + 9 = 90
Subtract 9 from both sides:
3^x = 81
Take the cubic root of both sides:
X = 4
You might be interested in
Periodt Pooh. For brainly??
Answer:
72,72,36
Step-by-step explanation:
I think it is 1/2
hope this helped
