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Nitella [24]
3 years ago
14

PLEASE HELP, I DONT UNDERSTAND THIS.....Michael is laying carpet in a perfectly rectangular hall. The area of the hall is 240 sq

uare feet, and the width of the hall is 6 feet. How long is the hall?
Mathematics
2 answers:
Setler79 [48]3 years ago
8 0

Answer:

40 feet

Step-by-step explanation:

We know that the area of a rectangle is represented as lw=a, where l is the length and w is the width.

We already know the width, and we know the area, so we can plug these values into the equation.

l\cdot 6 = 240

Our goal is to now isolate the variable l, and to do this we can divide both sides by 6.

(l\cdot6) \div6 = 240\div6\\\\l = 40

Hope this helped!

Alik [6]3 years ago
8 0

Answer:

l=a/w

Step-by-step explanation:

Length equals area divided by width.

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masha68 [24]

Answer:

132

Step-by-step explanation:

6 0
2 years ago
Read 2 more answers
<img src="https://tex.z-dn.net/?f=%20-%2030%20%3D%202%28x%20-%2097%29" id="TexFormula1" title=" - 30 = 2(x - 97)" alt=" - 30 = 2
Korolek [52]
Hey there! 

In order to find out the answer to this question, we can distribute 

-30 = 2(x - 97) \\ \\ \\ 2(x) = 2x \\ \\ 2(97) = 197

Flip your problem around! 

2x - 194 = -30

Add by 194 on each of your sides 

Like:  2x - 194 + 194 \\ \\ \\ -30 + 194

Cancel out: -194 + 194  because they would give you the outcome of 0

Keep: -30 + 194 [/tex] because that'll give you: [tex]164

Your problem becomes: 2x = 164

Now, we have to divide by 2 on each of the sides

Like: \frac{2x}{2}  =  \frac{164}{2}

Cancel: \frac{2x}{2} because it will give you a outcome of 1

Keep: \frac{164}{2} because this will give you your answer

Answer: x = 82

Good luck on your assignment and enjoy your day!

~LoveYourselfFirst:)
7 0
3 years ago
40x40x40+26-98+45x78x78x78 then divide by 3
kykrilka [37]
You've written "then" before 3, so i assume the real question is:

(40 * 40 * 40 + 26 - 98 + 45 * 78 * 78 * 78) / 3
Use "PEMDAS" first solve under the parenthesis, then after it.

= (64000 + 26 - 98 + 21354840) / 3
= 21418768 / 3
= 7139589.33

In short, Your Answer would be: 7139589.33

Hope this helps!
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3 years ago
Which of the following is equivalent to 5^-9
VLD [36.1K]
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Which function is linear?
Brut [27]

Answer:

f(x)=13x[+4. that one is the Correct answer. I hope it help.

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