1. x/2 = x 2. 5x = x

Are these equations one solution, infinitely many solutions, or no solution?

Me because some of question i don’t understand

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)

Find the slope of the line passing through a pair of points