Question

x + y = 27 and x + 2y = 43

x-y=3 and 2x-y=8

x+3y=7 and 4x+y=6

ayudaaa
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Answer 1

1.- x+y=27

14+13=27

2.- x+2y=43

23+2(10)=43

3.- x-y=3

5-2=3

4.- 2x-y=8

2(3)-4=8

5.- x+3y=7

4+3(1)=7

6. 4x+y=6

4(1)+2=6

Espero te sirva