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13 March, 08:45

If (-3.5, y) is a solution to the equation 2x - 5y = 10, what is the value of y?

a) - 3.4

b) 13.75

c) - 0.6

d) - 3.75

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Answers (1)
  1. 13 March, 09:15
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    2x - 5y = 10

    2 (-3.5) - 5y = 10

    -7 - 5y = 10

    +7 + 7

    -5y = 17

    -5 - 5

    y = - 3.4

    The value of y is equal to A. - 3.4.
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