(1)x - 3y - 3 = 0 ; 3x - 9y - 2 = 0
(2) 2x + y = 5 ; 3x + 2y = 8
(3) 3x - 5y = 20 ; 6x - 10y = 40
(4) x - 3y - 7 = 0 ; 3x - 3y - 15 = 0
by elimination method only please solve it please.
Answers
Answered by
3
Step-by-step explanation:
(1) x-3y-3=0
x=3y+3
(I)3x-9y-2=0
3(3y+3)-9y-2=0
9y+9-9y-2=0
9-2
Answered by
1
Answer:
-5=0
Step-by-step explanation:
x-3y-3=0 ......(i)
3x-9y-2=0 ........(ii)
Multiplying the (i) equation by 3
3x-9y-3=0
3x-9y-2=0
__+__+____
-5=0
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