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6 November, 09:38

Using the rule y = 3x + 4, find the value of y when x is 2.

A) 9

B) 10

C) 11

D) 12

+2
Answers (2)
  1. 6 November, 11:28
    0
    The answer is 10.

    Here's why:

    The equation that we have is y=3x+4, we know the value of x, but not the value of y.

    If x=2, the new equation is:

    y=3 (2) + 4

    3 (2) = 6 + 4=10

    The answer is 10 which means that B is correct.
  2. 6 November, 11:54
    0
    Equation:y=3x+4. Given x=2

    y=3 (2) + 4

    y=6+4

    y=10

    Answer is B.
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