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xz_007 [3.2K]
3 years ago
14

Solve the system by substitution. y = -9x y = 2x + 33

Mathematics
1 answer:
Gwar [14]3 years ago
5 0

Answer:

y =  - 9x \\ theny = 2x + 33 \\  - 9x = 2x + 33 \\  - 9x - 2x = 33 \\  - 11x = 33 \\ x =  \frac{ - 33}{11}  =  - 3 \\ x =  - 3 \\then\\ y=-9×-3=21\\ thank \: you

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