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Solve by the linear combination method (with or without multiplication). 6x + 7y = –4 5x – 3y = –21 a.(3, –1) b.(1, 7) c.(–3, 2) d.(–1, 3)

Solve by the linear combination method (with or without multiplication). 6x + 7y = –4 5x – 3y = –21 a.(3, –1) b.(1, 7) c.(–3, 2) d.(–1, 3)
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3 votes
Solve by the linear combination method (with or without multiplication).

6x + 7y = –4
5x – 3y = –21


a.(3, –1)


b.(1, 7)


c.(–3, 2)


d.(–1, 3)

asked
User Jan X Marek
by
8.2k points

1 Answer

6 votes
The answer is C
When you solve for both x and y they equal (-3,2)
answered
User Jeff Miller
by
8.2k points
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