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x2 + 8x = -15
x2 + 8x + 15 = 0 since 15 = 5 x 3 and 5 + 3 = 8, then
(x + 5)(x + 3) = 0
x + 5 = 0 or x + 3 = 0
x = -5 or x = -3
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How do you factor x2 plus 8x plus 15?
x2 + 8x + 15 = (x + 3) (x + 5).
Factor x squared - 8x plus 15 equals 0?
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Solve 8x plus 39 equals 2x-15?
8x+39 = 2x-15 6x = -54 x = -9
What is x when 2x plus 15 equals 43 plus 8x?
2x + 15 = 8x + 43 -6x = 28 x = -6 / 28 = -3 / 14
How do you write 8x plus 4y equals 5?
8x plus 4y equals 5 is 8x + 4y = 5.
Related questions
Factor x2 plus 8x plus 15?
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How do you factor x2 plus 8x plus 15?
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Factor x squared - 8x plus 15 equals 0?
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Y-8x plus 9y equals?
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What is x when 2x plus 15 equals 43 plus 8x?
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How do you write 8x plus 4y equals 5?
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