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Simplify
2x - 3 [ 2 (x - 2y) - (x - y) - 3] + 7

2006-09-16 21:38:11 · 7 answers · asked by Anonymous in Education & Reference Homework Help

7 answers

2x-3*(2x-4y-x+y-3)+7=
2x-(6x-12y-3x+3y-9)+7=
2x-6x+12y+3x-3y+9+7=
-x+9y+16

2006-09-17 02:56:22 · answer #1 · answered by baby 3 · 0 0

-x+9y+16

2006-09-17 04:45:54 · answer #2 · answered by love 1 · 0 0

-x+9y+16

2006-09-17 04:43:38 · answer #3 · answered by Ardavan K 1 · 0 0

-x+9y+16

2006-09-17 04:42:20 · answer #4 · answered by Ken 2 · 1 0

Do the inner most enclosures first - Multiplication. Then, do addition and subtraction. Remember P.E.M.D. Parenthesis, then exponents, then multiplication, then division, then addition, then subtraction...........

2006-09-17 04:44:32 · answer #5 · answered by rasckal 3 · 0 0

2x-3[2(x-2y)-(x-y)-3]+7
2x-3[2x-4y-x+y-3]+7
2x-6x+12y+3x-3y+9+7
5x-6x+12y-3y+9+7
-x+9y+16

2006-09-17 05:23:59 · answer #6 · answered by minnie 2 · 1 0

-x+9y+16

hope it's correct...
I think it is...
^_^

2006-09-17 06:10:16 · answer #7 · answered by Anonymous · 0 1

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