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Please help its timed

Please help its timed-example-1
User Qidong
by
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1 Answer

4 votes

-7x-2y=-13

x:−2y−13/7

y:-7x-13/2

x-2y = 11

x:2y+11

y:x-11/2

User Mikael Gidmark
by
5.6k points