SOLUTION: (2x^2-5)/3=-4

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Question 401477: (2x^2-5)/3=-4
Answer by MathLover1(20849) About Me  (Show Source):
You can put this solution on YOUR website!
%282x%5E2-5%29%2F3=-4.......multiply by 3
3%282x%5E2-5%29%2F3=-4%2A3
2x%5E2-5=-12
2x%5E2-5+%2B+5+=+-12+%2B+5
2x%5E2+=+-7.....divide by 2
2x%5E2%2F2+=+-7%2F2
x%5E2+=+-3.5
x = +-sqrt%28-3.5%29%7D%29%7D%7D%0D%0A%0D%0A%7B%7B%7Bx = +-i%2Asqrt%283.5%29
x = +-%281.87%29i