Find the value of x:3x2 = -11x -10
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Answer:
x = -2,-5/3
Step-by-step explanation:
3x^2 + 11x + 10 = 0 (by transposing)
3x^2 + 6x + 5x + 10 = 0
3x (x + 2) + 5 (x + 2) = 0
(3x + 5)(x + 2) = 0
3x + 5 = 0
x = -5/3 (by transposing)
x + 2 = 0
x = -2
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