SOLUTION: One number is 7 less than three times a second number the sum of the two numbers is 13 find each number

SOLUTION: One number is 7 less than three times a second number the sum of the two numbers is 13 find each number

Algebra.Com

Question 1033037: One number is 7 less than three times a second number the sum of the two numbers is 13 find each number
Answer by fractalier(6550) (Show Source): You can put this solution on YOUR website!
Call the numbers x and y. Then we write
x = 3y - 7 and
x + y = 13
Now substitute the first into the second and we get
3y-7 + y = 13
4y - 7 = 13
4y = 20
y = 5
so that
x = 8
RELATED QUESTIONS
The sum of two numbers is twenty- one. Three times the smaller number is two less than... (answered by checkley77)

One number is 7 less than a second number. Twice the second number is 4 less than 5 times (answered by oberobic)

One number is 10 less than three times a second number. If their sum is 46, find the... (answered by addingup)

The sum of three numbers is 105. The third number is 11 less than 10 times the second... (answered by lwsshak3)

A greater number is seven less than three times the smaller number. If the sum of the two (answered by LinnW)

The sum of three numbers is one hundred fifteen. The second number is three times the... (answered by xcentaur,Homeworkboy_06)

One number is 9 less than three times a second number. If the first number plus twice the (answered by Fombitz)

One number is 3 less than 4 times a second number. the sum of the two numbers is... (answered by geetha_rama)

Consider two numbers. The second number is five less than triple the first number. The... (answered by LinnW)