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Gemiola [76]
3 years ago
11

I need the steps and answers please

Mathematics
1 answer:
vova2212 [387]3 years ago
7 0

Answer:

y = 26 - 3x

Step-by-step explanation:

3x + y = 26

3x + y - 3x = 26 - 3x

y = 26 - 3x

x € R

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Please help! See algebra question..
zhenek [66]

Answer:

n=-10

Step-by-step explanation:

n+3=-7

n=-7-3

n=-10

this helps thank you

branlist please

8 0
3 years ago
Read 2 more answers
I need the function for the volume of the box for number 1
rjkz [21]

Answer:

Step-by-step explanation:

The volume of a rectanguiar shape like this one is V = L * W * H, where the letters represent Length, Width and Height.  Here L is the longest dimension and is 28 - 2x; W is the width and is 22-2x; and finally, x is the height.  Thus, the volume of this box must be

V(x) = (28 - 2x)*(22 - 2x)*x

and we want to maximize V(x).  

One way of doing that is to graph V(x) and look for any local maximum of the graph.  We'd want to determine the value of x for which V(x) is a maximum.

Another way, for those who know some calculus, is to use the first and second derivatives to identify the value of  x at which V is at a maximum.

I have provided the function that you requested.  If you'd like for us to go all the way to a solution, please repost your question.

3 0
2 years ago
Deana bought 12 packages of batteries. Some of the packages contained 4 batteries and some contained 6 batteries. She bought a t
NARA [144]

Answer:

She bought 7 battery packs containing 6 batteries

Step-by-step explanation:

4bx5= 20 batteries

6bx7=42 batteries

42+20=62

7 0
3 years ago
Solve by factoring:
DerKrebs [107]
A.<span>(x+3)(x+4)=<span>0
x=-3,-4
B.X=5,4
hope this helps
</span></span>
7 0
3 years ago
Read 2 more answers
Dependent probability
mina [271]
4/13 chance to get green and 6/13 to get red
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3 years ago
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