SOLUTION: How do I solve 2t squared minus 6t minus 20 equal zero How do I solve y=(2x + 3)(minus 5)? how do I solve x squared + 2x=8 What is the factored form of 3x squared plus 11x-4

Algebra ->  Expressions -> SOLUTION: How do I solve 2t squared minus 6t minus 20 equal zero How do I solve y=(2x + 3)(minus 5)? how do I solve x squared + 2x=8 What is the factored form of 3x squared plus 11x-4       Log On


   



Question 192680: How do I solve 2t squared minus 6t minus 20 equal zero
How do I solve y=(2x + 3)(minus 5)?
how do I solve x squared + 2x=8
What is the factored form of 3x squared plus 11x-4

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Answer by stanbon(75887) About Me  (Show Source):
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How do I solve 2t squared minus 6t minus 20 equal zero
2t^2 - 6t - 20 = 0
t^2 -3t - 10 = 0
(t-5)(t+2) = 0
t = 5 or t = -2
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How do I solve y=(2x + 3)(minus 5)?
y = -10x - 15
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how do I solve x squared + 2x=8
x^2 + 2x - 8 = 0
(x+4)(x-2) = 0
x = -4 or x = 2
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What is the factored form of 3x squared plus 11x-4
3x^2 + 11x - 4
3x^2 + 12x - x - 4
3x(x+4)-(x+4)
(x+4)(3x-1)
Cheers,
Stan H.