solve by substitution method : 3x-y=2 , x+y=-6
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Answer:
3x-y=2....... equation 1
x+y=-6
y=-6-x ........ equation 2
substitute equation 2 in equation 1
3x-(-6-x) =2
3x+6+x=2
4x=2-6
x= -4
x =-1
now put In equation 1
-3-y=2
-y=2+3
-y=5
y=-5
i hope it will help you.. try to follow me so that I can help you in next example❤️☺️
Answered by
1
Answer:
x= -1
y= -5
hope the above attachment helps you...............
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