How many solutions does the equation 4(3x+9)=18x+23-6x+13 have? If one solution what does x=?

What is the solution of log2  (3x  -  7)  =  3? 4 5

Prove the divisibility of the following numbers: 25^9 + 5^7 is divisible by 30.also, read as (25 to the power of 9) + (5 to the power of 7) is divisible by 30. blank x 30what is the blank? ( it should be expressed in exponent form)

In which direction does the left side of the graph of this function point? a(x) = 3x - x2 + 4x - 2