-56 - -8 (a) -64
(b) -48
(c) 49

Select the correct answer

-48

Step-by-step explanation:

-56 - -8

Subtracting a negative is like adding a positive

-56 +8

The signs are different so we subtract the two numbers and take the sign of the larger

56 -8 = 48

The larger  number has a negative sign so the answer is negative

-48

maximum area = xy = (16)(32) = 512 ft2

to maximize the area of the garden, the side of the fence parallel to the side of the house should be 32 ft long, and the other two sides should both have length 16 ft.'

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