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Mila [183]
3 years ago
13

Y = x - 3 y = -7 solve the system of equations by subtraction

Mathematics
2 answers:
Ludmilka [50]3 years ago
8 0
The answer to their question is X= -5
adoni [48]3 years ago
6 0

Step-by-step explanation:

y =  \frac{4}{5} x - 3 \\ y =  - 7 \\  - 7 =  \frac{4}{5} x  - 3

- 7 + 3 =  \frac{4}{5} x \\  - 4 =  \frac{4}{5} x \\  - 20 = 4x \\ x =  - 5

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