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sergij07 [2.7K]
4 years ago
5

Equations: -5n=1 n+15= (-10) n/5 = -1/5 n-13= -12 Solutions n= -25 n= -1/5 n= -1 n=1 Match each equation with it's solution

Mathematics
1 answer:
aalyn [17]4 years ago
6 0

Answer:

<h3>                -5n = 1   ⇒   n = -¹/₅</h3><h3>              n+15 = (-10)  ⇒  n = 25</h3><h3>              n/5 = -1/5   ⇒   n = -1</h3><h3>              n-13= -12   ⇒   n = 1</h3>

Step-by-step explanation:

-5n  =  1

÷(-5)    ÷(-5)

 n = -¹/₅

n + 15 = (-10)

 -15     -15

n  =  -25

n/5 = -1/5

×5    ×5

n =  -1

n - 13 = -12

  +13     +13

 n  =  1

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Write and solve a proportion to answer the question. (Skills Review Handbook) 22. 30 is 15% of what number?
algol13

Answer:

The answer is 148.6666667

Step-by-step explanation:

1) Set a linear quation

\frac{22.30}{x}  =  \frac{15}{100}

2) Cross multiply

15x = 22.30 \times 100

3) Multiple the right side

15x = 2230

4) Divide both side by 15

\frac{15x}{15}  =  \frac{2230}{15}

5) Solve the linear equation

x = 148.6666667

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2 years ago
Please help me i have 1 more after this
Zinaida [17]

Answer:

11

Step-by-step explanation:

24 -:- 3+3

8+3

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7 0
3 years ago
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Can someone please help and explain
Y_Kistochka [10]
The coefficient is 2, the first number being multiplied by a variable will always be the coefficient.
3 0
3 years ago
Solve for x. Please look at the picture and answer it. Thank you.
Tatiana [17]
<h3>Answer :- </h3>

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<h3>Solution :- </h3>

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What is the solution to the equation below? Round your answer to two decimal places.
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Answer:

x = 0.5

Step-by-step explanation:

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2(2x)+1=3

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