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23 October, 06:32

Using any method, solve y=3x-4 and

y=-1/2x+3

Answers:

(3,2)

(-2,3)

(0,2)

(2,2)

+2
Answers (1)
  1. 23 October, 07:26
    0
    Multiply the second equation by 6 and add to the first.

    6 (y = - 1/2 x + 3)

    y = 3x - 4

    6y = - 3x + 18

    7y = 0 + 14

    y = 2

    plug this in to one of the equations

    2 = 3x - 4

    2+4 = 3x

    6 = 3x

    2 = x

    (2,2)
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