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9514 1404 393
Answer:
x = -2
Step-by-step explanation:
Set q(x) = -4 and solve for x.
q(x) = 1/2x -3 . . . . . . given
-4 = 1/2x -3 . . . . . . . . q(x) = -4
-1 = 1/2x . . . . . . . . . . add 3
-2 = x . . . . . . . . . . . . . multiply by 2