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2 years ago

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

Mathematics

2 answers:

Ludmilka [50]2 years ago

8 0

The answer to their question is X= -5

adoni [48]2 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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