two years later a father will be e 8 years more than thrice the age of his son form a linear equation in two variables and find 3 solutions
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Answer:
son's age is 6
Step-by-step explanation:
Answered by
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Step-by-step explanation:
Let current age of father be y
Therefore age after 2 years = y+2
Let age of son be x
By given condition,
y+2=3x+8
therefore,
2-8=3x-y
3x-y= -6
let us assume x= -3,
3x-y= -6
3(-3)-y= -6
-9-y= -6
-y= -6+9
-y=3
y= -3
let us assume x=3
3x-y = -6
3(3)-y= -6
9-y = -6
-y = -6-9
-y = -15
y=15
let us assume x= 1
3x-y = -6
3(1)-y= -6
3-y= -6
-y = -6-3
-y = -9
y=9
Ans. Solutions for given equation are (x,y) = (-3,-3), (3,15) & (1,9)
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