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5 March, 21:05

Which ordered pair is the solution to the system of linear equations y = negative 7 x + 2 and y = 9 x minus 14?

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  1. 5 March, 22:49
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    (1, - 5) is the solution of the system

    Step-by-step explanation:

    y = negative 7 x + 2 should be written as y = - 7x + 2, and

    y = 9 x minus 14 as y = 9x - 14

    Use elimination by substitution to solve this system. Equate the two equations together to eliminate y: y = 9x - 14 = - 7x + 2.

    Combining like terms, we get 9x - 14 = - 7x + 2 = > 16x = 16

    Dividing both sides by 16 yields x = 1.

    Substituting 1 for x in the first equation yields the corresponding y-value:

    y = - 7 (1) + 2 = - 5

    Thus, the ordered pair (1, - 5) is the solution of the system.
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