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mel-nik [20]
3 years ago
6

1. (3, 1); x + y = 42x - y = 3​

Mathematics
1 answer:
anastassius [24]3 years ago
3 0

Answer:

x = 7/3 y = 5/3

Step-by-step explanation:

x + y = 4 Rearrange it to make y the subject

y = 4 - x

2x - y = 3 substitute in rearranged value for y

2x - (4 - x) = 3

3x - 4 = 3

3x = 7

x = 7/3

Substitute into equation 1

7/3 + y = 4

y = 5/3

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