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Expand and simplify 2(x-y)-3(x-2y)
asked
Jun 28, 2016
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Expand and simplify 2(x-y)-3(x-2y)
Mathematics
middle-school
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2x - 2y - 3x - 6y
6y - 2y - 3x - 2x
Answer--
4y - x
;)
John Stephen
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Jun 30, 2016
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John Stephen
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2(x-y) - 3(x-2y) = 0
2(x) - 2(y) -3(x) -3(-2y) = 0
2x - 2y - 3x + 6y = 0
-x + 4y = 0
Value of x:
-x = -4y
-x / -1 = -4y / -1
x = 4y
Value of y:
-x + 4y = 0
4y = x
4y / 4 = x / 4
y = x/4
Kit Plummer
answered
Jul 2, 2016
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Kit Plummer
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