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pashok25 [27]
3 years ago
10

7x - 18 = 10x + 3 Simplified

Mathematics
1 answer:
Oxana [17]3 years ago
4 0

Answer:

x-7

Step-by-step explanation:

7x - 18 = 10x + 3

Subtract 7x  from each side

7x-7x - 18 = 10x-7x + 3

-18 = 3x+3

Subtract 3 from each side

-18-3 = 3x

-21 = 3x

Divide by 3

-21/3 =3x/3

-7=x

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I need help with this one
artcher [175]

Answer:

r = I/P*t

Step-by-step explanation:

So I dont know how to explain it but to show you how to do it.

I = Prt

Divide both sides by Pt to get r alone

\frac{I}{Pt} = r

Therefore your answer is r = I/P*t

Hopes this help :)

8 0
3 years ago
The circle shown has center o and radius 4. what is the area of the shaded region?
Vlad [161]

The ratio of his savings: expenses = 7: 5

So, total of the ratio is = 7 +5 =12

His savings will be 7/12* allowance

His expenses will be 5/12 * allowance

We know that the allowance that he gets is $3

His savings = 7/12 * allowances  

His savings = 7/12 * 3

His savings = $7/4 or 1 ¾  

Now, we convert the 7/4 (or 1 ¾) into a decimal.  

1 ¾ when converted is decimal is 1.75

His Savings = $1.75


3 0
3 years ago
Which of these functions has an inverse function? Select all that apply.
Goshia [24]
So we want to know which of the following functions has an inverse function. So an inverse function is a function that "reverses" another function. We need to put y instead of x and x instead of y. So for the first case: y=x is x=y so this function has an inverse function. y=x^2 is x=y^2 so y=sqrt(x). y=x^3 is x=y^3 so y=∛x. y=x^4 so x=y^4, y=4√x or forth root of x. So all of our functions have an inverse function. 
3 0
3 years ago
Simplify 7 (2x + 4) + 14.
bearhunter [10]

Answer: 14x + 42

7(2x+4)+14

14x + 28 + 14

<u>14x + 42</u>

Step-by-step explanation:

6 0
3 years ago
Completely factor the following expression t^2+4tv+4^2
VashaNatasha [74]
Here is all I got for you. From the starting expression to the simplest one.
t^2 + 4tv + 4^2 =
t^2 + 4tv + 16 = 
t(t + 4v) + 16

4 0
3 years ago
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