Math
posted by Jeffrey
Repeat the following procedure for the four given numbers.
Add 7
.
Double the result. Subtract 4
.
Divide by 2. Subtract the original selected number.
The 1st number is 1
.
The result is 5
.
The 2nd number is 4
.
The result is 5
.
The 3rd number is 7
.
The result is 5
.
The 4th number is 10
.
The result is 5
.
a. Write a conjecture that relates the result of the process to the original number selected.

Joseph Fraijo
Repeat the following procedure for the four given numbers.?
Add7, double the result. Subtract 2. Divide by 2. Subtract the oringinal number 
Jane
5n

Anonymous
When I added number to another number four times, the big result is 30?
Respond to this Question
Similar Questions

math
What are the divisibility short cuts that help you out? 
Math 213 Elementary Math
20. Think of a number. Add 7. Double the result. Subtract 8. Double the result. Add 12. Divide by 4. Subtract 6. Your answer will be the original number. Explain how this trick works. 
math
Think of a number. Add 17. Double the result.Subtract 4. Double the result. Add 20. Divide by 4. Subtract 20.What's your answer? 
elementary
Think of a number. Add 7. Double the result. Subtract 8. Double the result. Add 12. Divide by 4. Subtract 6. Your answer will be the original number. Explain how this trick works. 
arithmetic
How does this work “Think of a #. Add 7. Double the result. Subtract 8. Double the result. Add 12. Divide by 4. Subtract 6. Your answer will be the original number. 
Algebra
How do I express this in algebraic form? And could you please explain how you came up with the expression? 
INTRODUCTORY ALGEBRA
FOR HOMEWORK I HAVE TO DO A NUMBER TRICK BY PICKING A NUMBER ADD 5 DOUBLE THE RESULT SUBTRACT 4 THEN DIVIDE THE RESULT BY 2 AND THE RESULT SHOULD BE THREE.THEN I HAVE TO EPLAIN WHY THE RESULT IS ALWAYS 3. I DON'T GET IT CAN YOU PLEASE … 
Algebra
Hello all! I had a quick homework question: I have to prove that the output of this always ends up as 1, regardless of the starting number: *Think of a number between 1 and 10. Add 1; double the result; add 3; subtract 4; add 5; halve … 
Algebra
Pick a number. Double it. Multiply the result by 3. Add 24. Divide by 6. Subtract your original number. Is the result always the same? 
math
think of a number. Triple it. Add 100. double the result. Add 100. divide the result by 4. subtract one a half time the original number. What is the result?