1.	Solve 5 - =
		A.	-15	B.	-5
		C.	15	D.	5
		Hint
	2.	Solve the equation y = -3y + 4.
		A.	y = 16	B.	y = -2
		C.	identity	D.	y = 1
		Hint
	3.	Solve the equation b + 3 = b.
		A.	no solution	B.	b = 5
		C.	b = -9	D.	b = -1
		Hint
	4.	Solve the equation 4 – x = -x + 6.
		A.	x = -5	B.	x = 10
		C.	no solution	D.	x = 3
		Hint
	5.	Solve the equation y + 2 – 3y = 3 – 2y – 1.
		A.	identity	B.	no solution
		C.	y = -1	D.	y = 1
		Hint