Question 820887
<pre><font face = "Tohoma" size = 3 color = "indigo"><b> 
Hi,
how do i solve 2x-7y=-29 and 7x+2y=-22 using the addition method
2x-7y= -29 and 
7x+2y= -22    |Multiplying 2nd EQ by {{{7/2}}} and then adding to the first
{{{(53/2)x = -29 -77}}}
{{{(53/2)x = -106}}} 
{{{x =(2/53)(-106) }}}  x = -4   and y = 3
CHECKING our answer***
 -8 - 21 = -29