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DochEvi [55]
2 years ago
12

Need help with #16 please

Mathematics
1 answer:
inna [77]2 years ago
6 0

multiply the 1st by -3 then

-3x = 2y - 5

3x-y=5

0+y=5

y=5

to find x substitute y in to the first eqn

x=2×5-5

x=5

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