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andriy [413]
2 years ago
9

What is 3(c−4)=​___c−​___ its really hard for me right now

Mathematics
1 answer:
Luden [163]2 years ago
3 0

Answer:

3c - 12

Step-by-step explanation:

3(c-4), you have to distribute the number that is outside.

3*C - 3*4 = 3c - 12

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Nikitich [7]

Answer:

sience -2 is to the left of 2

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3 years ago
A computer company makes a rectangular screen with a diagonal of 20 inches. The width of the screen is 4 inches less than its le
LenaWriter [7]

<span>  x^2 +(x-4)^2 =20^2</span>

<span>  x^2 +(x-4)^2 =400</span>

x^2 +(x-4)^2 -400=0

factor:

2x^2-8x-384=0

Factor the 2 out of 2X^2

2(x-16) (x+12) =0

<span> Divide both sides by 2</span>

(x-16) (x+12) =0

X=16 , x=-12

<span> Number cannot be negative so x=16</span>


5 0
3 years ago
Read 2 more answers
If x2=7 what is a value of x?<br><br> A.√7<br> B.3.5<br> C.√49<br> D.14
ikadub [295]

Answer:

x = sqrt(7) or x = -sqrt(7) thus of the choices you have A:

Step-by-step explanation:

Solve for x:

x^2 = 7

Take the square root of both sides:

Answer: x = sqrt(7) or x = -sqrt(7)

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3 years ago
A gardener will use up to 220 square feet for planting flowers and vegetables. She wants the area used for vegetables to be at l
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3 years ago
Given that a triangle has two sides of lengths 5 inches and 7 inches, which is a possible length of the third side?
victus00 [196]

Answer:

big poop face looking butt with a massive forehead poopy duck dipers

Step-by-step explanation:

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3 0
3 years ago
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