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Dmitry [639]
3 years ago
7

Hi guys i need help solving −2.4n−3 and −7.8n+2.

Mathematics
1 answer:
Airida [17]3 years ago
5 0

Answer:

-5 = -5.4n

Step-by-step explanation:

- 2.4n -3 = -7.8n+2

add 2.4 to both sides

which would give you

-3 = -5.4n + 2

then you would subtract -2 from both sides

and -5 = -5.4n  and this is one solution

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A certain number is the same as the square root of the product of 8 and the number find the number
Rudik [331]
So, we have x=√8x.  The square root is a number times itself, so x=√x*x.  That means that 8 is x.
6 0
4 years ago
Simplify an expression for the perimeter of the rectangle. Please Helpp
lorasvet [3.4K]
Answer:
16x+16

Explanation:
The perimeter is all of the sides added up. On a rectangle, only 2 sides are needed to know the perimeter because measurements are equal on both sides.

1) Write equation
2*5 + 2(8x+3)
2) Distributive property and multiply
10 + 16x + 6
3) Combine like terms
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6 0
3 years ago
The graphs of ​ f(x)=2x+4 ​ and ​ g(x)=10−4x ​ intersect at (1, 6) . What is the solution of the equation 2x+4=10−4x ?
Gnoma [55]

Answer:

x=1 is the solution of the equation 2x+4=10−4x

Step-by-step explanation:

The graphs of ​ f(x)=2x+4 ​ and ​ g(x)=10−4x ​ intersect at (1, 6)

2x +4 = 10 - 4x

We need to solve for x by combining like terms

Add 4x on both sides

6x + 4= 10

Now subtract 4 on both sides

6x = 6

divide both sides by 6

x= 1

x=1 is the solution of the equation 2x+4=10−4x


5 0
3 years ago
Here is a list of numbers.<br> 3 1 8 7 6 5 1<br> Work out<br> a the median<br> the range
LenKa [72]

Answer:

7

Step-by-step explanation:

median is the number at the center of the rest

3,1,8], 7 [,6,5,1

8 0
3 years ago
Which property is represented below? <br> (7 * 3) * 8 = 8 * (7 * 3)
Marina86 [1]

9514 1404 393

Answer:

  commutative property

Step-by-step explanation:

The <em>commutative property of multiplication</em> lets you swap the order of the operands (7*3) and 8 to make them have the order 8 and (7*3).

6 0
3 years ago
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