1 point When solving the system of equations below, what is the appropriate substitution? 7x + 10y = -1 x = 5y – 8

Question

1 point
When solving the system of equations below, what is the appropriate
substitution?
7x + 10y = -1
x = 5y – 8
O 7x + 10(5y – 8) = -1
7x + 10y = 5y – 8
O 7(5y – 8) + 10y = -1
O -1 = 5y- 8

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Hưng Khoa 5 years 2021-08-29T04:47:40+00:00 1 Answers 19 views 0

Answers ( )

  1. phucdien
    0
    2021-08-29T04:49:07+00:00
    Reply

    The answer is the middle option. It is ideal to solve using substitution for x in this system of equations.

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