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The sum of two numbers is 30. the first number is 1/5 of the second number. what are the numbers?
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The sum of two numbers is 30. the first number is 1/5 of the second number. what are the numbers?

User Illya Kysil
by
7.8k points

1 Answer

5 votes
same question
x+y=30
x is 1/5 of y
x=y/5
subsitute
y/5+y=30
multily both sidse by 5
y+5y=150
add
6y=150
divide both sides by 6
y=25
subsitute
x=y/5
x=25/5
x=5
the numbers are 5 and 25

User Mightypile
by
8.9k points
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