Posted by judy williams on Saturday, July 2, 2011 at 11:54pm.
-X - Y = - Y - X,
-X + (-Y) = -Y + (-X)..
Commutative Property: The order of addition does not matter.
a + b = b + a.
Related Questions
discrete math - Let A= {for all m that's an element of the integers | m=3k+7...
math - prove -x-y=-y-x, for all integers
discrete math - 1)prove that if x is rational and x not equal to 0, then 1/x is ...
discrete math - use a direct proof to show that the product of two odd numbers ...
Math - Use mathematical induction to prove that 2^(3n) - 3^n is divisible by 5 ...
Math - Prove that the statement: (1/5)+(1/5^2)+(1/5^3)+...+(1/5^n)=(1/4)(...
math induction - prove the product of 4 consecutive integers is always divisible...
Math 115 #20 - Label each statement as true or false a. All integers are real ...
math - An eighth-grade student claims she can prove that subtraction of integers...
math - I don't understand this question. (2n) = 2(n) for all ...
For Further Reading