Ibby916 Ibby916
  • 11-01-2018
  • Mathematics
contestada

X+2y=6 x-y=3 subsituted

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shawnkat
shawnkat shawnkat
  • 11-01-2018
Hey there!
First, we'll use the second equation to find the value of x. We can add y to both sides to get x = 3+y.
We'll then plug that expression into the first equation to find the value of y.
(3+y) + 2y = 6
3 + 3y = 6
3y = 6
y = 2
Now, if x = 3+y, x must equal 5. Therefore our answer is (5, 2).
Hope this helps!
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