anonymous
  • anonymous
What is the solution to the system of equations? x+y=5 x-2y=2 ( , )
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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jamiebookeater
  • jamiebookeater
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Vocaloid
  • Vocaloid
hint: start by subtracting the two equations
Vocaloid
  • Vocaloid
what is x - x ?
anonymous
  • anonymous
Wait how would I do that

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Vocaloid
  • Vocaloid
start with x take away x what's left?
anonymous
  • anonymous
nothing
Vocaloid
  • Vocaloid
good, so x - x = 0
Vocaloid
  • Vocaloid
now what is y - (-2y)?
anonymous
  • anonymous
so I would have to do the parentheses first?
anonymous
  • anonymous
How I still have to figure out Y
Vocaloid
  • Vocaloid
you don't, you just leave y as it is
Vocaloid
  • Vocaloid
hint: 1-(-2) = 1 + 2 y-(-2y) = ______ fill in the blank
anonymous
  • anonymous
It's confusing
Vocaloid
  • Vocaloid
y-(-2y) = y + 2y = ?
Vocaloid
  • Vocaloid
I start with y then I add two more y's how many y's do I have?
anonymous
  • anonymous
3
Vocaloid
  • Vocaloid
good so y + 2y = 3y
anonymous
  • anonymous
ohh lol I suck at math
Vocaloid
  • Vocaloid
then we finish subtracting 5 - 2 = 3 that gives us 3y = 3 so what does y equal?
anonymous
  • anonymous
1
Vocaloid
  • Vocaloid
good now, we know that y = 1 so if x + y = 5, what does x equal?
anonymous
  • anonymous
4
Vocaloid
  • Vocaloid
good so our answer is (4,1)
anonymous
  • anonymous
Omg Thank You so much!!

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