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Tpy6a [65]
3 years ago
6

Simplify each expression. 1) - 4x – 5(8 +4+)

Mathematics
1 answer:
Pepsi [2]3 years ago
7 0
The answer is -4x-60
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trina planted 43 plants. she planted twice as many cucumbers as zucchini and eight more tomatoes than cucumbers. write and solve
Leto [7]
To answer this question you can create an equation in terms of the number of zucchini that were planted.  Each other plant gives information that can relate to the number of zucchini plants.

# of cucumbers +   # of tomatoes  + # of zucchini
       2z              +           2z + 8     +       z =  43 
       5z + 8 = 43
             -8     -8
       <u>5z</u>      = <u>35</u>
       5           5 
       z = 7 plants

There were 7 zucchini plants, 14 (2 x 7) cucumber plants, and 22 (2 x 7 + 8) tomato plants.      
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B. Simple Random Sampling

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3 years ago
Write 21/8 as a mixed number
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Answer: 2 5/8

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you divide and get the answer

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All states require auto insurance.<br><br> True <br><br> False
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true

Step-by-step explanation:

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If x-y=2 and y=-2/3, find x
Sphinxa [80]

Answer:

Step-by-step explanation:

x - y = 2√3     given

-y = -x + 2√3  subtract x from both sides

y = x - 2√3     multiply both sides by -1

 

xy = 1                  given

x(x - 2√3) = 1      substitution

x2 - 2x√3 = 1       distribute

x2 - 2x√3 - 1 = 0  subtract 1 from both sides

 

Can you solve for x then y?

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