If I understood your question it was:
5(6+3)x^2 -3(2+6)
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6
the answer would be:
15x^2
--------
6
I think that's right.
2007-09-22 05:53:35
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answer #1
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answered by Anonymous
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I'm amazed by the number of wrong answers to this... firstly evaluate what is in the brackets, so :-
5(6+3)x2 - 3(2+6) becomes:-
5(9)x2 - 3(8)
now we have :-
90 - 24 = 66
which when divided by 6 gives 11
so the answers 11
2007-09-22 08:01:08
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answer #2
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answered by Jeremy W 3
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To solve this you would first do what is in the parenthesis. so,
I would add (6+3) and add (2+6)
[5(9)x^2 - 3(8)] / 6
then multitply out
[45x^2 - 24] / 6
Divide by 6
7 3/6 x^2 - 4
then reduce down the fraction
7 1/2x^2 - 4
(I am assuming that it is x^2 but if the x is a multiply symbol, it definately changes the answer. Which would be 11, but I think you would know that. If you are supposed to solve for x where it is equal to zero, then the answer would be the square root of .533)
I hope this helps
2007-09-22 06:01:04
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answer #3
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answered by Anonymous
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firstly sort out the brackets
5 x 9 x 2 - 3 x 8 all divided by 6
6( 5 x 3 - 4) all divided by 6
= 15 - 4 = 11
2007-09-22 14:24:29
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answer #4
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answered by Aslan 2
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As i understand the question:
(5(6+3)x2-3(2+6))1/6
=(45x2- 24)1/6
=(90-24)1/6
=66/6
=11
2007-09-22 08:28:20
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answer #5
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answered by anordtug 6
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5(6+3)x2-3(2+6)divided by 6?
5(6+3) x 2 - 3(2+6) / 6
There is a confusion "divided by 6" or "whole divided by 6"
Anyway let me do it with your "divided by 6"
5(9) x 2 - 3(8) /6
45 x 2 - 24/6
90 - 4
86
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If it is "whole divided by 6"
{45 x 2 - 24} / 6
{90 - 24} / 6
66 / 6
11
====
I don't know which problem is what you meant.
2007-09-22 06:09:51
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answer #6
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answered by Joymash 6
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1. Do () first
6+3 = 9, 2+6 = 8
2. rewirite new problem
5 (9) X 2 - 3(8)/6 =
45X2 - 4 =
90 - 4 = 86
2007-09-22 05:55:48
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answer #7
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answered by 037 G 6
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[5(6 + 3)x^2-3(2 + 6)]/6
Resolve parenthetical expressions first
[5(9)x^2 - 3(8)]/6
[45x^2 - 24]/6
[15x^2 - 8]/2 {divide numerator and denominator by 3}
or
(15x^2)/2 - 4
2007-09-22 05:56:17
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answer #8
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answered by Anonymous
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well first you have to do paranthesis so
5(9)x2-3(8)/6
then multiply
45 x 2 - 24 / 6
90 - 4 = 86
2007-09-22 05:57:32
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answer #9
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answered by Anonymous
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first perform your operations in the right order
5(9)*2 - 3(8) / 6 that was parenthesis
90 - 24 / 6 that was multiplication
15-3 that was the division and lastly
11 that was the subtraction
2007-09-22 05:58:38
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answer #10
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answered by James H 3
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you have brackets missing i'm sure mate
any way 6+3 is 9
5x9 is 45
45x2 is 90
then 2+6 is 8
3x8 is 24
90-24 is 66
66 /6 is 11
this is based on these brackets in place:
(2(5(6+3)))-(3(2+6))/6
i think
im 33 myself lol
2007-09-22 06:01:56
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answer #11
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answered by Anonymous
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