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11 November, 13:30

7x + 2y = 4

y=x+1

Solve the system of equations.

(1/3,4/3)

(2/9, 11/9)

no solution

+2
Answers (1)
  1. 11 November, 14:03
    0
    2/9, 11/9

    Step-by-step explanation:

    Y equals to X + 1

    Substitute into the top equation

    7x + 2 (x+1) = 4

    7x + 2x + 2 = 4

    9x + 2 = 4

    Minus the 2

    9x = 2

    X = 2/9

    Y = x + 1

    Y = 2/9 + 1

    Y = 11/9
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