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7x-6y=9 5x+2y=19 Solve the system using elimination.
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2 votes
7x-6y=9
5x+2y=19 Solve the system using elimination.

User Daniel Ballinger
by
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1 Answer

8 votes

Explanation:

multiply 5x+2y=19 by 3 youll get 15x+6y=57

eliminate y

7x-6y=9

15x+6y=57 +

22x=66

x=3

substitute x to 5x+2y=19

15+2y=19

2y=4

y=2

User Grigione
by
4.4k points
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