Question 604408
{{{(( x-7)/5)+ ((y + 9)/2)= 5}}}
  
{{{((x+9)/2)+((y-7)/3)=   6}}}

In the first equation the LCD = 10.
Multiply equation by 10
2(x-7)+5(y+9)=50
2x-14+5y+45=50
2x+5y=19................(1)

{{{((x+9)/2)+((y-7)/3)=   6}}}

LCD = 6. Multiply equation by 6

3(x+9)+2(y-7)=36
3x+27+2y-14=36
3x+2y=23.......................(2)

Solve (1) & (2) 

multiply (1)by		-2						
Multiply (2) by		5						
-4	x		-10	y	=	-38		
15	x	+	10	y	=	115		
Add the two equations								
11	x				=	77		
/	11							
x	=	7.00						
plug value of			x	in (1)				
2	x	+	5	y	=	19		
14.00		+	5	y	=	19		
			5	y	=	19		-14.00
			5	y	=	5		
				y	=	1.00		

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