Answer:
pretty sure its c
Step-by-step explanation:
Answer:

Step-by-step explanation:
The area of a rectangle is given by
, where
is the length of the rectangle and
is the width of the rectangle. Therefore, the area of a 20 x 15 rectangle is equal to
.
Since one bag of fertilizer covers 30 square feet, the farmer needs
bags of fertilizer.
Answer:
x = 4 or x = -3
Step-by-step explanation:

Take square both the sides,

x² - x - 12 = 0
x² - 4x + 3x - 3*4 =0
x*(x - 4) + 3*(x - 4)= 0
(x- 4 )(x+3) =0
x -4 =0 or x + 3 = 0
x = 4 or x = -3