SOLUTION: 2r+-7=1r--5
I am not sure if the negative 5 will become a positive because of the subtration in front of it. this how I would do the question
2r-1r+-7+7=1r-1r--5+7
r=12
Algebra.Com
Question 55282: 2r+-7=1r--5
I am not sure if the negative 5 will become a positive because of the subtration in front of it. this how I would do the question
2r-1r+-7+7=1r-1r--5+7
r=12
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
2r+-7=1r--5
2r-7=r+5
Subtract r from both sides to get:
r-7=5
Add 7 to both sides to get:
r=12
Cheers,
Stan H.
RELATED QUESTIONS
I have to name the center, vertices, foci and slopes of the asymptotes
x^2 - y^2 -4x... (answered by lwsshak3)
I have tried flipping the problem to make it in positive exponent form, that has not... (answered by Alan3354)
Having trouble with this concept.Category is "replacement sets" the question posed is-... (answered by solver91311,MathLover1)
oh boy do i ever need help i am so lost!!!!
1)i need to select any two integers between... (answered by ankor@dixie-net.com)
How do I sikplify (2y) with a -5 exponent? I got -32 but I am not sure if it stays... (answered by stanbon)
When working equations with parenthesis, what is the rule for the "sign" in front of the... (answered by longjonsilver,Abbey)
I am having trouble with a question on rules of exponants. I have 6 questions to do but... (answered by stanbon)
In questions 1 - 5, decide whether the given expression is a polynomial and tell why or (answered by greenestamps,MathLover1)
Hi. I am writing is to inform you that I really need help in solving distance word... (answered by 24HoursTutor.com,MathTherapy)