3x+y=9 ....(1)
3x-5y=15. ......(2)
-[3x-5y=15]
=> 3x+ y = 9
-3x+5y=-15
..........................
0 +6y=-6
so,y=-1
3x+(-1)=9
3x=10
x=10/3
Answer:
It should 3/10
Step-by-step explanation:
Answer:
1/10.
Step-by-step explanation:
Total allowance=1
Half to wife so 1-1/2=1/2(Left from total)
1/5 to each son so 2/5 to both(Total for sons).
Left for daughter 1/2-2/5=1/10(Ans)
Step-by-step explanation:
