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10 September, 21:08

What is the value of the function y = 2x + 3 ⁢when x=-1

5

2

1

-5

+3
Answers (1)
  1. 10 September, 21:21
    0
    The answer is 1.

    If you put - 1 instead of x, then you can get 1.

    2 (-1) + 3=y

    -2+3=y

    1=y
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