In step 1, the commutative property of addition is used since x + 5 is just equal to 5 + x
In step 2, the associative property of addition is used since x is grouped to the last term.
In step 3, the distributive property of multiplication is used since 3 is multiplied to the terms inside the parenthesis.
In step 4, multiplication is done.
Step-by-step explanation:
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First, find the area of the plot:
25*10=250
1000/250 is 4
the population density is 4 squirrels per square foot.