In 4 years time I saw me three times as old as Mary who is now nine years of age how old am I
2 answers:
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ANSWER
EXPLANATION
The given equation is
The solution to this equation can be found by making y the subject.
This equation has infinitely many solution. Any real value we choose for x, there is a corresponding y-value.
To find which of the given options also has the same solution, we make y the subject.
A
This is not the same as the given equation.
B
This solution is the same as the one given.
C.
This is the same as the above solution.
D.
This is not the same as the one given.
E.
This is the same as the one given.
F.
Thus is the same as the one given.
G.
This is not the same as the one given.
EXPLANATION
The given equation is
The solution to this equation can be found by making y the subject.
This equation has infinitely many solution. Any real value we choose for x, there is a corresponding y-value.
To find which of the given options also has the same solution, we make y the subject.
A
This is not the same as the given equation.
B
This solution is the same as the one given.
C.
This is the same as the above solution.
D.
This is not the same as the one given.
E.
This is the same as the one given.
F.
Thus is the same as the one given.
G.
This is not the same as the one given.