SOLUTION: Please help me with this question. When you add three to a number and then divide the sum by seven, you get the same result as when you add three to the same number and then div

Question 823227: Please help me with this question.
When you add three to a number and then divide the sum by seven, you get the same result as when you add three to the same number and then divide the sum by twelve. What is the number?
Thank you for your help.
Answer by TimothyLamb(4379) (Show Source): You can put this solution on YOUR website!
---
(3 + x)/7 = (3 + x)/12
12(3 + x) = 7(3 + x)
36 + 12x = 21 + 7x
5x = -15
x = -3
---
Solve and graph linear equations:
https://sooeet.com/math/linear-equation-solver.php
---
Solve quadratic equations, quadratic formula:
https://sooeet.com/math/quadratic-formula-solver.php
---
Solve systems of linear equations up to 6-equations 6-variables:
https://sooeet.com/math/system-of-linear-equations-solver.php
RELATED QUESTIONS
Please help me answer this word problem: When you add three to a number and then... (answered by rfer)

When you add 12 to a number and then divide the sum by 13, you get the same result as... (answered by stanbon)

When you add 12 to a number and then divide the sum by 13, you get the same result as... (answered by ankor@dixie-net.com)

Please help me solve this equation: If you add 2 to a number, then multiply by 4, then... (answered by ikleyn,addingup)

can you help me on this question please: If i add 4 to the number and then multiply the... (answered by stanbon)

Please help me solve this equation: If you divide a number by 6, then subtract 5, then... (answered by ikleyn)

Please help me with this math problem When you multiply 6 and add seven you get 25 what... (answered by macston)

Can you please help me with this question? nine times a number minus three is equal to (answered by sudhanshu_kmr)

Given a starting number , you doubled it and add 1 , then divide the answer by 1 less... (answered by josgarithmetic)