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BartSMP [9]
3 years ago
12

Can someone please help me and explain?

Mathematics
1 answer:
Aleks [24]3 years ago
7 0
Have a nice day hope this helps

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Brian works 4 hours on thursday and gets $95 in tips and 5 hours on friday and gets $178 in tips. If his total for 2 days is $32
MrRa [10]

Answer:

5.25

Step-by-step explanation:

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3 years ago
Which statement describes a positive effect of selective breeding?​
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B, because people do selective breeding to get something they want out of it. Which decreases genetic diversity, genetic diversity meaning there being less and less traits and characteristics and we wont something perfect not exactly something with traits that we dont like. However dont get me wrong, nothings perfect. But yeah.
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2 years ago
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ivanzaharov [21]

Answer:

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Step-by-step explanation:

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ee

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8 0
3 years ago
Solve the quadratic equation: 3x2 − 2x − 8 = 0
astra-53 [7]
Solutions 

Factor <span>3x</span>²<span><span>−2x−8</span><span>

</span></span>1. Multiply 3 by -8, which is -24.

2. Ask: Which two numbers add up to -2 and multiply to -24?

3. Answer: 4 and -6

4. Rewrite <span>−2x </span>as the sum of <span>4x </span>and <span>−6x</span>: 

3x^2+4x-6x-8=0<span>

</span><span>Factor out common terms in the first two terms, then in the last two terms 
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x(3x+4)-2(3x+4)=0&#10;&#10; &#10; 

 Factor out the common term <span>3x+4 

</span>(3x+4)(x-2)=0 

Solve for <span>x

</span>1. Ask: When will <span>(3x+4)(x−2) </span>equal zero?

2. Answer: When <span>3x+4=0 </span>or <span>x−2=0.</span>

3. Solve each of the 2 equations above: 

x = −<span>4 / 3</span>,<span>2</span>

8 0
3 years ago
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