First factor out a variable: x(x^2-2x-24)
now solve the quadratic: x(x-6)(x+4)
When you set these expressions equal to zero, you get 0, 6, and -4 as your answers.
Area of garden: 18 x 12 = 216 square feet
area for plant: 2 x 2 = 4 square feet
216 / 4 = 54 total plants
Answer: (1,2)
Step-by-step explanation:
I will help you..
Given:

Lets cancel out the x term..

Now our system looks like this:

Add.

plug in 2 for y

Therefore the system is:

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it's C because the floor area is 120 square feet and the walls are 8 feet so if you multiply 120 × 8 you get 960.