neirabrandon516
12.07.2021 •
Mathematics
How do I solve the system of equations using substitution for:
1. -4x - y = 6 -5x - y = 21
2. -7x - 2y = -17 x -2y = 10
3. -5x + y = -2 -3x + 6y = -12
4. -2x - 4y = -16 6x - 2y = 20
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Ответ:
3. -5x + y = -2 -3x + 6y = -12
Step-by-step explanation:
i think
Ответ:
The answer is a add 5 to x to get y
Step-by-step explanation:
All this really means is