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boyakko [2]
3 years ago
5

6th grade math help me plzzzz

Mathematics
1 answer:
Ira Lisetskai [31]3 years ago
4 0

Answer:

n=-3.1

Step-by-step explanation:

To solve this, first subtract 3 from both sides of the equation to get 2n=-6.2. Next, divide both sides of the equation by 2 n order to get the final answer of n=-3.1

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PLEASE HELP ASAP!!!!!
Gelneren [198K]

Answer:

The correct answer is 5

3 0
3 years ago
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I need help with problem
pychu [463]

Answer:

f(x)=4x(x-3)

Vertex=3/2, -9

Step-by-step explanation:

First, factorize it.

That is equal to 4x(x-3)

Therefore, x intercepts are 0 and 3, as  at least one of them need to be 0.

To find the vertex, first find the x of the vertex, which you can do by finding the average of the x intercepts, so it will be 3/2

Then, find the y, by making x in the original equation equal 3/2. This will give us -9 as the y.

The vertex will by 3/2, -9

4 0
2 years ago
Simply the expression 7y+4x+4-2x+8
lisabon 2012 [21]
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3 years ago
If y varies directly with x, with k=0.75,what is the value of y when x=12
erma4kov [3.2K]

Answer:

9

Step-by-step explanation:

y=x

y=kx

substitute k for 0.75 and x for 12 in the above equation

y=0.75×12

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7 0
3 years ago
How do I solve <br><br> 10x-3(7-2x)+18
kiruha [24]
10x-(3x7-3x2x)+18
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