SOLUTION: If a number is nine less than twice its opposite, what are the possible numbers?

SOLUTION: If a number is nine less than twice its opposite, what are the possible numbers?

Algebra.Com

Question 947164: If a number is nine less than twice its opposite, what are the possible numbers?
Answer by macston(5194) (Show Source): You can put this solution on YOUR website!
Let the number be -x, its opposite is x
-x=2x-9 Add x to each side
0=3x-9 Add 9 to each side
9=3x Divide each side by 3
3=x ANSWER The opposite of the number is 3, so the number is -3

RELATED QUESTIONS
If a number is less than 5 minus twice its opposite, what are the possible... (answered by Fombitz)

if a number is less than six minus twice its opposite what are the possible... (answered by Fombitz)

If a number is less than five minus twice its opposite, what are the possible numbers? (answered by MathLover1)

a number is less than the sum of twice its opposite and five. find the... (answered by ankor@dixie-net.com)

Four less than twice a number is greater than nine. What values could the number... (answered by ikleyn)

A number is less than the sum of twice its opposite and five. (answered by Mathtut)

Nine more than thrice a smaller number is twice the bigger number. If thrice the bigger... (answered by addingup)

Nine less than twice a number is at most 19.find the largest possible answer that make it (answered by stanbon)

If the opposite of a number must be greater than twice the number, what are the possible... (answered by ankor@dixie-net.com)