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x - y = -3 x + 3y = 5
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No, it's fill in the blank.
multiply first equation wid 3
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Like 3x - 3y = -9?
yes ! now add both the equations together
3x - 3y = -9 x + 3y = 5 ------------ ?
Oh, I think I get it now, to cancel them out! So, 3x^2 = -4?
close, but you need to add 3x to x
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you wrongly multiplied there...
4x?
yes
3x - 3y = -9 x + 3y = 5 ------------ 4x = -4 x = ?
ok, so 4x = -4 and then I divide, so......x = -1?
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perfect !
Ok, Great! Thanks for helping me understand it!:)
np :)
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