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4 votes
The sum of two numbers is 21 the second number is 6 times the first number of

2 Answers

2 votes
A + B = 21
6 x A = B

A + 6xA = 21
7xA=21
21/7= 3

A=3
B=18
User Biii
by
4.7k points
3 votes

the numbers are 3 and 18

let the first number be n then the second number = 6n and the sum

sum = n + 6n = 21 thus

7n = 21

divide both sides of the equation by 7

n =
(21)/(7) = 3

the numbers are 3 and 6 × 3 = 18 → (3 + 18 = 21)




User Konstantin Nikitin
by
5.2k points
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