SOLUTION: one number is eight more than twice another and their sum is 20. what are their number?

SOLUTION: one number is eight more than twice another and their sum is 20. what are their number?

Algebra.Com

Question 379388: one number is eight more than twice another and their sum is 20. what are their number?
Answer by tutorcecilia(2152) (Show Source): You can put this solution on YOUR website!
one number is eight more than twice another and their sum is 20. what are their number?
one number = x = 2y+8
another number = y
so, (2y+8)+ y=20
simplify 3y+8=20
3y=20-8
3y=12
y=4,
checking the answer gives x=2(4)+8=16
so, y = 4 and x = 16
4+16=20
RELATED QUESTIONS
One number is eight less than twice another. Their sum is 100. What are the numbers? (answered by rfer)

one number is 8 more than twice another. their sum is 62. what are the numbers? (answered by Alan3354,etutornow.com,greenestamps,dezbee2008)

one number is eight more than another. their product is -16. what are the numbers? (answered by Boreal)

one number is three more than three times another. their product is eight less than twice (answered by TimothyLamb)

One number is 40 more than twice another. Their product is 40 more than twice their sum.... (answered by macston)

One number is more than 3 times another. Their sum is 21. What is their... (answered by janinecb)

one number is 4 less than twice another number. if their sum is 11, what are the 2... (answered by jim_thompson5910)

One number is eight more than twice another. If their sum is decreased by nine, the... (answered by nyc_function)

One number is 6 more than twice another. If their sum is 51, find the... (answered by rfer)