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Origin shifted to (2, -1). What does y = 2x + 3 become in the new axes?
Ay' = 2x' - 8
By' = 2x' + 4
Cy' = 2x' + 6
Dy' = 2x' + 8
Answer & Solution
Correct answer: D. y' = 2x' + 8
Put x = x' + 2 and y = y' - 1, so y' - 1 = 2x' + 7, which gives y' = 2x' + 8.
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