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AnnZ [28]
2 years ago
7

How do I do this question?

Mathematics
1 answer:
andrezito [222]2 years ago
4 0

Answer:

Step-by-step explanation:

you can think of it backwards,

-50 = 3x - 8y

x = 6y

X x 3 = 3x

6y x 3 = 18y

3x = 18y

18y - 8y = -50

10y = -50

y = -5

6 x -5 = -30

x = -30

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