1.	To add integers with the same sign, add their absolute values. Give the result with _____.
		A.	the opposite sign of the integers	B.	a positive sign
		C.	a negative sign	D.	the same sign as the integers
		Hint
	2.	The sum of any number and its additive inverse is _____.
		A.	always 0	B.	always positive
		C.	always -1	D.	always negative
		Hint
	3.	When one positive tile is paired with one negative tile, the result is a(n) _____.
		A.	zero pair	B.	additive inverse
		C.	opposite	D.	algebra tile pair
		Hint
	4.	Find the sum -4 + (-7).
		A.	11	B.	-11
		C.	3	D.	-3
		Hint
	5.	Simplify –10x + (-4x).
		A.	-14x	B.	6x
		C.	14x	D.	-6x
		Hint