SOLUTION: iIn the equation 7x+3=2, how or why does the positive 7 become a -1/7?
Algebra.Com
Question 272432: iIn the equation 7x+3=2, how or why does the positive 7 become a -1/7?
Answer by checkley77(12844) (Show Source): You can put this solution on YOUR website!
7x+3-3=2-3 subtract 3 fom both sides.
7x=2-3 combine the right side integers.
7x=-1 divide both sides by 7.
7x/7=-1/7
y=-1/7 ans.
RELATED QUESTIONS
A picture measure 7 1/2 inches by 5 inches is a a large so that the larger side become 18 (answered by cleomenius)
How many positive real zeros does the function f(x) = x4 + x3 – 7x – 1 have?
a) 3 or 1... (answered by fcabanski)
How does {7sqrt(x)} become... (answered by jim_thompson5910)
Why does -4 of {{{b^2-4ac}}} ever become... (answered by ankor@dixie-net.com,Edwin McCravy)
Mario Deposited $500 at 8% interest. The interest is compounded 4 times a year. how... (answered by rfer)
Please explain this solution:
lim(x→0) sin(7x) cos(3x)/x
= lim(x→0)... (answered by jim_thompson5910)
|-1/5 + 7/10|
When you solve this problem, does the -1/5 become +1/5 when solving the... (answered by lwsshak3)
Dear Math Tutor,
How does 3x^2-5x-6=0 become 1/6(5 plus-minus the square root of... (answered by Fombitz)
A picture measure 7 1/2 inches by 5 inches is a a large so that the larger side become 18 (answered by ankor@dixie-net.com)