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posledela
3 years ago
12

+

Mathematics
1 answer:
sineoko [7]3 years ago
7 0

Answer:

The answer is D.

Step-by-step explanation:

40.5 multiplied by 21 is 850.5

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Math is a difficult subject for many students. Often, algebra is the worse, with “what do you mean solve for X? What is X”?! Mat
irakobra [83]
You could just go to kahn academy tho
3 0
3 years ago
A man invests a certain amount of money at 2% interest and $800 more than that amount in another account at 4% interest. At the
Nookie1986 [14]
X the first account  interest = x/100*2 = 2x/100 
(x + 800)/100 * 4 =( 4x + 3200)/100 
2x/100 + (4x + 3200)/100 = 92
2x + 4x + 3200 = 9200 
6x = 6000
x = 1000
C is the answer
3 0
3 years ago
Read 2 more answers
-6=x/8+4 what is the value of x?
taurus [48]

Answer:

  -80

Step-by-step explanation:

Subtract 4:

  -10 = x/8

Multiply by 8:

  -80 = x

The value of x is -80.

_____

This sort of equation is sometimes referred to as a "two-step" linear equation.

<u>Step 1</u>. After you identify the term containing the variable (x/8), you identify any constants on the same side of the equal sign (+4). Add their opposite to both sides of the equation. That gets the variable term by itself.

<u>Step 2</u>. Then identify the coefficient of the variable (1/8). Multiply both sides of the equation by the reciprocal of this value. That will make the coefficient of the variable become 1. The constant on the other side of the equal sign is now the value of the variable.

6 0
3 years ago
The slope of the line through points (1, 1) and (1, 2) is
pishuonlain [190]

Answer:

Undefined/infinity

Step-by-step explanation:

(1,1) and (1.2) lie on a vertical line x = 1

Slope of a vertical line is undefined.. approaches infinity

4 0
3 years ago
Read 2 more answers
Which of these inequalities means that<br> 18 is greater than three times a number?
AnnyKZ [126]
<h3>hello!</h3>

Let's write this verbal phrase as an inequality.

First of all, let the number be n.

"three times n" can be written like so:-

\pmb{3n}

Now, 18 is greater than 3n:-

\pmb{18 > 3n}

Which means 3n is less than 18:-

\bigstar{\boxed{\pmb{3n < 18}}}

<h3>note:-</h3>

Hope everything is clear; if you need any explanation/clarification, kindly let me know, and I'll comment and/or edit my answer :)

3 0
3 years ago
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