Which expression best estimates

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.

Find the required measurements of the following trapezoids. a = 8 cm b = 16 cm h = 10 cm

Scale factor of 2 is used to enlarge a figure as shown below the area of is 18 in.²