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What is the solution to the system of equations?

y = - 5x + 30

x = 10

(-20. 10)

(10, - 20)

(10, 4)

(4, 10)

+2
Answers (2)
  1. 21 May, 13:16
    0
    Y = - 5 (10) + 30

    Y = - 50 + 30

    Y = - 20
  2. 21 May, 13:17
    0
    Answer: B. (10, - 20)

    Apply substitution

    y = - 5x + 30

    y = - 5*10 + 30 ... replace x with 10, since x = 10 is given

    y = - 50 + 30

    y = - 20

    So x = 10 and y = - 20 pair up to form the solution of the system.
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