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06-05-2016
Mathematics

Answered

What is the solution of this linear system?

3x + 5y = -1

2x − 5y = 16

(-3, 2)

(-3, -2)

(3, -2)

(2, -3)

Verified Answer :

Panoyin Panoyin

06-05-2016

3x + 5y = -1
  2x - 5y = 16
  5x = 15
5 5
  x = 3
  3x + 5y = -1
3(3) + 5y = -1
9 + 5y = -1
- 9   - 9
5y = -10
5 5
y = -2
  (x, y) = (3, -2)

The answer is C.

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