Asked by iris
Solve the equation: there are 2 solutions for x.
-3/x=x/-3 also
x/3=4/x+1
thank you much
-3/x=x/-3 also
x/3=4/x+1
thank you much
Answers
Answered by
Henry
-3/X = X/-3.
Cross multiply:
x^2 = 9,
Take the sqrt of both sides:
x = +- 3.
x/3 = 4/(x + 1),
Cross multiply:
x^2 + x = 12,
x^2 + x - 12 = 0,
(x - 3) (x + 4) = 0,
x - 3 = 0, x = 3.
x + 4 = 0, x = -4.
Cross multiply:
x^2 = 9,
Take the sqrt of both sides:
x = +- 3.
x/3 = 4/(x + 1),
Cross multiply:
x^2 + x = 12,
x^2 + x - 12 = 0,
(x - 3) (x + 4) = 0,
x - 3 = 0, x = 3.
x + 4 = 0, x = -4.
There are no AI answers yet. The ability to request AI answers is coming soon!
Submit Your Answer
We prioritize human answers over AI answers.
If you are human, and you can answer this question, please submit your answer.