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18 September, 11:47

The system of equations y = 1/4x-1 and y = - 1/2x-1/4 is shown on the graph below. What is a reasonable estimate for the solution?

A. (1, - 3/4)

B. (-3/4, 1)

C. (-1, 3/4)

D. (3/4, - 1)

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Answers (2)
  1. 18 September, 11:55
    0
    1,-3/4
  2. 18 September, 12:09
    0
    A: (1,-3/4)

    Step-by-step explanation:

    Use substitution to solve the system

    y = 1/4x-1

    y = - 1/2x-1/4

    1/4x-1 = - 1/2x-1/4, Solve for x

    3/4x = 3/4, x = 1, Next solve for y by plugging the x-value into either equation.

    y=1/4 (1) - 1

    y=-3/4
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