Solve the simultaneous equation:- 2x+y=-2; 3x-y=7
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Answer: x=1;y=--4
Step-by-step explanation:
By Eliminating Method :
2x+y=--2 ⇒⇒(i)
3x-y=7⇒⇒(ii)
adding (i) and (ii),we get
5x=5
x=5/5 ; x=1
x=1 in (i), 2(1)+y=--2
2+y=--2
y=--2--2
y=--4
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