Question

X+Y=12 if X is twice the value of Y. What are the values of X and Y
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Answer 1

Answer:

X=8 Y=4

Step-by-step explanation:

X+Y=12

X=2Y

Substituting the value of X

2Y+Y=12

=>3Y=12

=>Y=12/3

=>Y=4

X+Y=12

X+4=12

X=12-4

X=8

Answer 2

Answer:

x=8

y =4

Step-by-step explanation:

let y be x

now 2x +x = 12

3x = 12

x = 4 which is y

and for 2x =8

hope it will help u..