Answer:
Step-by-step explanation: 2(X+3Y-3)-(2X+6Y-7) then we open the bracket
2X+3Y-6-2X-6Y+7 = 0 .......(1)
then we cancel 2X BECAUSE they have same value with opposite sign
3Y-6-6Y+7 = 0 .......(2)
-3Y+1= 0 .....(3)
3Y=1,
Y = 1/3 and X = 0
Answer: 1
Explanation:
2(x+3y-3)-(2x+6y-7)
2x + 6y - 6 - 2x - 6y + 7
-6 + 7
1
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