Question

find X in the equation X+Y = 10
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Answer 1

Answer:

substitute y=1

x + y = 9

x + (1) = 9

x + 1 = 9

x = 9 - 1

x = 8

Answer 2

Answer:

If Y= 1 , X= 9

If Y= 2 , X= 8

If Y= 3 , X= 7

If Y= 4 , X= 6

If Y= 6 , X= 4

If Y= 7 , X= 3

If Y= 8 , X= 2

If Y= 9 , X= 1

Step-by-step explanation:

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