Simplify root 8 by root 32 plus 2 root 72

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.

Add the fractions, and simply the result to lowest terms. 2/3 + 2/7= ?

What is the factored form of the following expressions? d^2 – 13d + 36