jskskals
16.12.2021 •
Mathematics
Solve the following systems of equation for x and y. Show your work on
how you solved for x and y
1. −4x − 2y = −12
4x + 8y = −24
2. x − y = 11
2x + y = 19
3. 5x + y = 9
10x − 7y = −18
4. −3x + 7y = −16
−9x + 5y = 16
5. −7x + y = −19
−2x + 3y = −19
6. 5x + 4y = −30
3x − 9y = −18
7. −4x + y = 6
−5x − y = 21
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