Question 406875
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Hi
7x+10y=-13 
3x -2y=7 
solving by elimination
7x  +10y = -13 
15x -10y = 35  |adding after multiplying 2nd equation thru by 5
  22x = 22
    x = 1  and y = (3x-7)/2 = -2

CHECKING our Answer***
 3*1 -2(-2) = 7