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Annette [7]
2 years ago
8

What is 8 - 4x = 20 !!!

Mathematics
2 answers:
guapka [62]2 years ago
5 0

Answer:

x = -3

Step-by-step explanation:

Art [367]2 years ago
4 0

Answer:

x = -3

Step-by-step explanation:

  8-4*x-(20)=0

Pulling out like terms

  -12 - 4x  =   -4 • (x + 3)

   -4   =  0

  x+3 = 0

Subtract  3  from both sides of the equation :

                     x = -3

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Solve the inequality.<br> X-5 &lt; 16<br> A. X&gt; 21<br> B. x&lt;21<br> C. x&lt; 11<br> D. x&gt; 11
larisa [96]

Answer:

x < 21

Step-by-step explanation:

x - 5 < 16

x < 21           Add 5 to both sides

4 0
3 years ago
Read 2 more answers
What is 8 square root of 3 divided by 2? no decimals, ill mark brainlist.
katovenus [111]
2.828
Step-by-step explanation:
Given : Number = 8
To Find : find the square root of 8 upto 2 decimal places​
Solution :
We are supposed to find the square root of 8
Group the digits into pairs
For digits to the left of the decimal point, pair them from right to left.
For digits after decimal point, pair them from left to right).
So, we have , 08
Refer the attached figure for further steps
√8 = 2.828
Hence the square root is 2.828
Since , you asked for 2 decimal places so the answer is:
Answer:
2.82
Step-by-step explanation:
√8=2*√2= 2*1.41= 2.82



grendeldekt and 5 more users found this answer helpful

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muhammedarsham11
Virtuoso
35 answers
2.4K people helped
Answer:
2.828 is the answer...



3 0
3 years ago
Read 2 more answers
This is hey confusing because I didn't go to school when they gave a lesson about this so please help.
alex41 [277]
I think that this is just showing how you can make different percentages by multiplying/dividing by specific numbers.
8 0
3 years ago
A shopper buys a 100 dollar coat on sale for 20% off. An additional 5 dollars are taken off the sales price by using a discount
koban [17]

Answer:

<u>12.2</u>

Step-by-step explanation:

100 - 20% = 80%, 80% - 5 =  -42, -42 - 8 = <u>-12.2</u>

6 0
3 years ago
Read 2 more answers
An isosceles triangle has a perimeter of 36 inches. Its base is 2
astra-53 [7]

The lengths of the sides of the triangle are 8, 8, 20

Explanation:

Given that the perimeter of an isosceles triangle is 36 inches.

The base of the triangle is 2\frac{1}{2} times longer than each of its legs.

We need to determine the lengths of the sides of the triangle.

<u>Lengths of the sides:</u>

Let x denote the lengths of the sides of the triangle.

The base of the triangle is given by

2\frac{1}{2}x=\frac{5}{2}x=2.5x

Perimeter of the isosceles triangle = Sum of the three sides of the triangle.

Thus, we have,

36=x+x+2.5x

36=4.5x

8=x

Thus, the length of the sides of the isosceles triangle is 8 inches.

Base of the triangle = 2.5(8)=20 \ inches

Hence, the three sides of the isosceles triangle are 8, 8, 20

3 0
3 years ago
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