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Zolol [24]
3 years ago
7

Help please! -x - (-15) + -3.5x + 15

Mathematics
2 answers:
Finger [1]3 years ago
8 0

Answer: -4.5x + 30

Step-by-step explanation:

Simplify.

-x- (-15) - 3.5x +15

Remove parentheses.

-x + 15 -3.5x + 15

Collect like terms.

(−x−3.5x)+(15+15)

Simplify.

-4.5x + 30

mrs_skeptik [129]3 years ago
7 0
It would be 30 + 4.5x
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Write words to match the expression (5x2) x (3x15)
Katena32 [7]

<span><span>Answer by </span>nerdybill(7384)   (Show Source):You can put this solution on YOUR website!
<span>The sum of 5 times a number and -2, added to nine times a number.
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Looking at the first part:
The sum of '5 times a number' and '-2'
we get
5x + (-2)

or
5x - 2
.
The above is then "added to nine times a number" to get:
5x - 2 + 9x
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</span>
<span>Answer by </span>mizjoice(22)   (Show Source):You can put this solution on YOUR website!
<span>Take it piece by piece: 
5 times a number, rewrite as 5x 
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added to nine times a number, rewrite as 9x. 
Now, rewrite as an equation: 
5x-2+9x = (See, it already looks better!) 
Now combine like terms: 
5x + 9x -2= 14x - 2</span></span>
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3 years ago
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Step-by-step explanation:

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3 years ago
Which of the following statements follows from (x - 3)2 = 7?
Alexxx [7]
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brainliest plz
6 0
4 years ago
Melinda has shown that a function, f(x), increases by 4 for every unit in the domain. What does this prove?
inn [45]
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5 0
3 years ago
Read 2 more answers
Please answer quick!
elena-s [515]

Answer:

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Step-by-step explanation:

3 times 4= 12

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