Answer:
She need 7 bags to cover the garden
Step-by-step explanation:
Diameter of circular garden = 16 feet
Radius of circular garden =
Area of circular garden =
30 sq.feet covered by no. of bags = 1
200.96 sq.feet covered by no. of bags = 
Hence She need 7 bags to cover the garden
The first expression is equivalent to B
The second expression is equivalent to A
The third expression is equivalent to C
You are basically adding like terms. For example for the first expression, it is 7x^2 + 2x^2, which equals 9x^2. Remember since you're adding, do not add the exponents.
She earns $825 more as a head buyer than a assistant buyer
The solutions of given equation are -3, -1 and 3.
