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29 June, 17:15

How do I solve this equation using the substitution method?

x - 3y = 4

4x - 2y = 26

+2
Answers (1)
  1. 29 June, 17:34
    0
    (7,1)

    Step-by-step explanation:

    x-3y=4

    4x-2y=26

    change numbers on top to an equation

    x=4+3y

    4x-2y=26

    substitute x into an equation

    4 (4+3y) - 2y=26

    solve

    y=1

    substitute y into an equation

    x=4+3•1

    multiply 3 and 1

    x=4+3

    x=7

    (7,1)
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