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qaws [65]
3 years ago
5

I just stuck. Someone explain.

Mathematics
1 answer:
KatRina [158]3 years ago
6 0

If there are parentheses you add the exponent on the outside to the exponents inside that belong to a variable.

For the three you would just cube it regularly, but for the x you would add the 3 to the 2 that is already on the x

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Help please its math I don't understand the question can you help me figure it out☺✌​
pishuonlain [190]
The angle sum of a triangle is 180 degrees
So add all the angles inside and equate it to 180: 5x+2x+3x= 180
10x=180
x= 18

Because you’re finding angle L, which is 3x, and we find what the numerical value of x is
Angle L = 3x18 = 54.
Hope this helps!
8 0
3 years ago
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Plzzzzz help URGENT!!! will fail!!!! Need answer ASAP!!!!!!!
Lyrx [107]

Answer: 27.73 (SORRY IF THIS IS WRONG)

Step-by-step explanation:

- First, we need to find the area of the circle. (Pie x r^2)

- That will result in 28.27. Now that we have the area of the circle, now we need to find the rectangle.

- If the dimensions for the rectangle are 8 and 7, the area is 56.

- Find the difference between the area's. (56 - 28.27)

- The shaded region's area is 27.73.

6 0
3 years ago
The price of a pair of headphones is $49.99 before tax. Ron bought the headphones for a 50% discount. He then paid sales tax of
MAVERICK [17]

Answer:

1. Ron paid 4 dollars on sales tax and 2. The total Ron paid was 28.99

Step-by-step explanation:

3 0
3 years ago
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Which expression is equivalent to (3x-1) (-5x+6)?
Gnoma [55]

Answer:

−15x2+23x−6

Step-by-step explanation:

(3x−1)(−5x+6)

=(3x+−1)(−5x+6)

=(3x)(−5x)+(3x)(6)+(−1)(−5x)+(−1)(6)

=−15x2+18x+5x−6

=−15x2+23x−6

8 0
3 years ago
The formula for the circumference of a circle is C=2nr, r is the radius and c is the circumference. The equation solved for r=c/
Fynjy0 [20]

Answer:

r = 8

Step-by-step explanation:

The circumference of a circle is given by

C = 2 * pi *r

16 pi = 2 * pi r

Divide each side by 2 pi

16 pi /2 pi  = 2 pi r / 2 pi

8 = r

8 0
3 years ago
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