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Use the Commutative Property of Addition.
1.8
We are asked to simplify the given expression. - 5.6+7.4 First, note that we can change the order of terms using the Commutative Property of Addition. Furthermore, keep in mind that adding a negative number is the same as subtracting a positive number.
Commutative Property of Addition
a+(- b)=a-b
Subtract term