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KATRIN_1 [288]
3 years ago
8

Can you help me with this question? :)

Mathematics
1 answer:
Allisa [31]3 years ago
8 0

Answer:

Step-by-step explanation:

2x^2+5x-4=0

x = [-5 ± √(5^2-4(2)(-4))]/[2(2)]

= [-5 ± √57]/4

= -1.25+0.25√57, -1.25-0.25√57

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The equation below shows the total volume (V), in cubic units, of 4 identical boxes with each side equal to s units: V = 4s3 If
dexar [7]
Hello!
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So, If S= 2.5,
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You multiply 2.5 x 4 and get 10!
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Then, multiply 10 x 3 and get 30!
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30 will be your answer.
4 0
4 years ago
Read 2 more answers
Solving two-step equations 3x-2=16
Ivanshal [37]

Hey there!

<u>Solve </u><u>for </u><u>x </u><u>:</u>

  • Answer:

x = 6 ✅

  • Explanation:

3x - 2 = 16

<em>></em><em>></em><em> </em><em>Add </em><em>2</em><em> </em><em>to </em><em>both </em><em>sides </em><em>:</em>

3x - 2 + 2 = 16 + 2

3x = 18

<em>></em><em>></em><em> </em><em>Divide </em><em>e</em><em>ach </em><em>side </em><em>by </em><em>3</em><em> </em><em>:</em>

3x / 3 = 18 / 3

x = 6

▪️Let's verify :

3(6) - 2 ⇔18 - 2 ⇔ 16

Therefore, your answer is x = 6

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↣brainly.com/question/20205219

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7 0
3 years ago
Please and thank you so much!
Amiraneli [1.4K]

Answer:

sorry i don't know the answer

Step-by-step explanation:

3 0
3 years ago
A 20 packet box of detergent sells for $5.49. What is the unit rate
jolli1 [7]

Answer:$0.27

Step-by-step explanation:

20=$5.49

1=20/5.49

1=$0.2745

6 0
3 years ago
Which of the following is equivalent to -32^3/5?
Gala2k [10]

Answer:

-8

Step-by-step explanation:

use rule for powers (xᵃ)ᵇ = xᵃᵇ

rewrite -32 in terms of (-2)⁵ so

(-32)³/⁵ = ((-2)⁵)³/⁵ =(-2) ³ = -8

7 0
3 years ago
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