5x+ 4y = -20
5x + 12y = -10
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1 answer:
Answer:
We are to find x and y in this equation.
5x+4y= -20.
- 5x+12y= -10.
which is y=5/4 or 1.25.
then substitute y=1.25 into eqtn I.
5x+4(1.25)=-20.
5x+5= -20.
5x=-20-5.
5x= -25.
x= -5.
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