3 years ago

Can someone help me with number 2. Please explain your answer.

Mathematics

1 answer:

yKpoI14uk [10]3 years ago

6 0

4x+y = 20
3x+y = 2
4x+y-3x-y = 20-2
x = 18

3x+y = 2
3.18 + y = 2
54 + y = 2
y = -52

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