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Submitted by marahl on Mon, 2013-05-27 18:22
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# x + y = 3 2x + 5y = 12

x + y = 3 2x + 5y = 12

Submitted by mathsexpert on Tue, 2013-05-28 00:02
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price: \$2.00

## complete solutions

body preview (44 words)

x x y = 3 xx  ----------   xxx

2x x xx x xx xxxxxxxxxxx xx xxx

xxxx xxx   x xxx x 3 - y xx

substitute x x 3 - y in xxx

xx 2(3 - xx + 5y = 12

xx 6 x 2y x 5y x 12   ,  open xxxxxxxxxxx

xx   xx = xx - 6 xxx xxxxxxxxx xx & x 2y   xxx subtract 6 xxxx xxxx sides

xx xxxx = 6

xx x x xxx x 2

x = x x x = x x 2 x 1

xxxxxx   x = 1  , x = xxx

Submitted by Homework-Helper on Tue, 2013-05-28 15:59
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price: \$0.25

## 100% Correct solution

body preview (42 words)

x + Y = 3

xx + 5Y x 12

xx

xxxxxxxxxxxxxx + Y x xxxxx 5X+5Y=15------

----------------------------(2X x xx = 12)x(-1)= -2X-5Y=-12-----

xx

xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx

xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx

xx

------------------------------------------3X=3  ------

xx

xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxX=1----------------------------------------------------

X x Y = x

x x Y x 3------

----------------------------Y=2----------------------------------------