3 years ago

Solve the following system of equations 2x+y=11 and -x+2y=2

Mathematics

1 answer:

givi [52]3 years ago

7 0

{2x+y=11
{-x+2y=2 //*2

{2x+y=11
+
{-2x+4y=4

5y=15
y=3
-x+6=2
x=4
Answer
x=4; y=3

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