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14 February, 16:58

If r (x) = (8x + 1) and t (x) = (5x - 9), find 4r (x) + 2t (x).

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  1. 14 February, 17:47
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    4r (x) + 2t (x) = 42x-14

    Step-by-step explanation:

    4r (x) = 32x+4

    2t (x) = 10x-18

    4r (x) + 2t (x) = 32x+4+10x-18=42x-14
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