Solve the exponential equation
9^2x = 27

The value of x is,  

Explanation:

Given:

The exponential equation        ....[1]

Exponential Identities:

we can write equation [1] as;

    [ we can rewrite as ]

by using above identities, we have

then,

         [ if then a =b]

Simplify:

3-4

step-by-step explanation:

the answer is 3-4 because both 45 and 60 has a multiple of 15.

45/3=15

60/4=15

therefore the odds against selecting a red is 4-3