A number is 4 times another number, If
21 is added to both the numbers then first
number becomes times the other
number. What are the numbers?
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A number is 4 times another number, If
21 is added to both the numbers then first
number becomes times the other
number. What are the numbers?
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Answer:
168 & 42
Step-by-step explanation:
consider x and y are unknowns,
given that x=4y
and also given that (x+21)=3*(y+21)
by solving ,x+21=3y+63,
4y+21=3y+63,(since x=4y)
y=63-21
y=42.
substituting y=42 in x=4y,
we get x =168
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