The width of a rectangle is 3 less than twice the length, x. if the area is 43 square feet, which equation can be used to find the length in feet?
a. 2x(x-3) = 43
b. x(3-2x) = 43
c. 2x + 2(2x-3) = 43
d. x(2x-3) = 43

At a point on the ground 50 meters from the foot of a tree, the angle of elevation to the tree is 48°. find the height of the tree to the nearest meter.

Select the correct answer. joshua likes to read. he read 6 books when he was 6 years old. every year he doubled the number of books he read the previous year. how many total books did he read between the ages of 6 and 10? a. 60 b. 90 c.186 d.187

Measures of the angle of r, 31 s (x+4) t (3x+9)