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2x - 7y = 13 3x + y = 8

2x - 7y = 13 3x + y = 8
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2 votes
2x - 7y = 13
3x + y = 8

User Elzor
by
8.6k points

1 Answer

7 votes
A) 2x - 7y = 13
B) 3x + y = 8
Multiplying equation B by 7
B) 21x + 7y = 56 then adding it to A
A) 2x - 7y = 13
23x = 69
x = 3
y = -1
User Rhandom
by
8.2k points
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