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11 October, 08:54

Solve the system of equation algebraically

5x-2y=4

2x-y=1

+5
Answers (1)
  1. 11 October, 09:18
    0
    Multiply second equation by - 2

    2x-y=1

    mmultiply - 2

    -4x+2y=-2

    add to first equation

    5x-4x+2x-2x=4-2

    x=2

    subsitute

    2 (2) - y=1

    4-y=1

    subtrac 4

    -y=-3

    y=3

    x=2

    y=3
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