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11 January, 16:22

Use subsitution to solve

6x + 4y = 14

y = 5

+2
Answers (2)
  1. 11 January, 19:04
    0
    Step-by-step explanation:

    1. 6x + 4 (5) = 14

    2. 6x + 20 = 14

    3. move 20 over

    4. 6x = 14 - 20

    5. 6x = - 6

    6. Divide

    7. x = - 1
  2. 11 January, 19:54
    0
    x = - 1

    Step-by-step explanation:

    replace y with 5

    6x + 4*5 = 14

    6x + 20 = 14

    -20 - 20 Subtract 20 from both sides of the equation

    6x = - 6 Divide by 6 on both sides of the equation

    x = - 1
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