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3 years ago

How do you solve this

Mathematics

1 answer:

Nezavi [6.7K]3 years ago

5 0

Answer:

this is how u solve this

Step-by-step explanation:

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I need help with this problem x²＋4x﹣30=﹣3x

a_sh-v [17]

Answer:

$x^2 + 4x -30 = -3x\\x^2 + 4x +3x -30 = 0\\x^2 + 7x -30 = 0\\x^2 +10x -3x -30 = 0\\x(x+10) -3(x+10)\\(x-3)(x+10) = 0\\x = 3, -10$

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2 years ago

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What is X-25= -18 do you kno the answer

aliya0001 [1]

Answer:

The answer is x = 7. Hope this helps.

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3 years ago

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Thanks for help have nice day

kupik [55]

Answer: 6. d

7. b

8. d

9. c

Step-by-step explanation:

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3 years ago

A person draws a card from a hat. Each card is one color, with the following probabilities of being drawn: 1/25 for black, 1/5 f

Schach [20]

Step-by-step explanation:

P(black or yellow) = P(black) + P(yellow) − P(black and yellow)

P(black or yellow) = 1/25 + 1/5 − 0

P(black or yellow) = 6/25

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3 years ago

Please helpppp<br><br> Extra points and brainleist

vladimir1956 [14]

Answer:

Step-by-step explanation:

x² - 4x - 7 = 0

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3 years ago