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Jlenok [28]
3 years ago
9

What are the solutions to x^2 + 4 = -6x?

Mathematics
1 answer:
Korvikt [17]3 years ago
4 0

Answer:

Step-by-step explanation:

x² + 4 = -6x

x² + 6x + 4 = 0

quadratic formula

x = [-6±√(6²-4·1·4)]/[2·1] = [-6±√20]/2 = [-6±2√5]/2 = -3±√5

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PolarNik [594]
So if we have h(x) if multiplication isolate k-3andx-6 2x-3 = 6+7=13 value=62
7 0
3 years ago
What is the value of k? 2k+9=7−3k
musickatia [10]

Answer:

k = -2/5

Step-by-step explanation:

2k+9=7-3k

2k+3k=7-9

5k=-3

k=-2/5

5 0
4 years ago
Read 2 more answers
You want a savings account to grow to $5000 in 10 years. If interest is 3.5% compounded continuously, how much should you invest
vazorg [7]

Answer:

$3523.44

Step-by-step explanation:

5000 = X × e^(3.5/100)(10)

X = 5000 ÷ e^0.35

X = 3523.440449

6 0
3 years ago
Assume m&lt;2 = 35°. Find the measure of all of the other
soldi70 [24.7K]

  1. m<1 = 145 | Supplementary
  2. m<3 = 35 | Vertical
  3. m<4 = 145 | Supplementary
  4. m<5 = 145 | (With Angle 4) If parallel then alternate interior angles congruent
  5. m<6 = 35 | (With Angle 5) Supplementary
  6. m<7 = 35 | (With Angle 6) Vertical
  7. m<8 = 145 | (With Angle 7) Supplementary

Hope it helps <3

(If it does, maybe brainliest :) Need one more for rank up)

6 0
3 years ago
Read 2 more answers
Pattie buys a handbag that costs 240 dollars and a scarf that costs 86 dollars. If sales tax is 7%, what is the total purchase p
Klio2033 [76]

Answer:

$348.82

Step-by-step explanation:

240 +86=326

326× 7%= 22.82

326+22.82= $348.82

7 0
3 years ago
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