Question

method x + y = 14; 6x + 9y = 18
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Answer 1

Answer:

I can't understand your question

Answer 2

Answer:

X+y=14---1

6x+9y=18---2

from 1

X=14-y---3

substituting 3 in 2

6(14-y)+9y=18

84-6y+9y=18

84-3y=18

-3y=18-84

-3y= -66

y=66/3=22

substituting value of y in 3

X=14-22= -8