Is 65.4279 irrational or rational? Explain​

Which is the most efficient first step to solve x in the equation 3.7x - 18 = -4.3x -34 a. add 3.7x to both sides of the equation. b. add 4.3x to both sides of the equation. c. subtract 18 from both sides of the equation. d. subtract 34 from both sides of the equation.

Factor completely. 4p^2 + 36p + 81 express the answer in the form (ap + b)^2

The verbal translation for the difference of m and 7 increased by 15