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HACTEHA [7]
2 years ago
13

Find the value of x.

Mathematics
2 answers:
velikii [3]2 years ago
6 0

Answer:

x=19

Step-by-step explanation:

180°-123°=3x

3x=57°

x=19

lidiya [134]2 years ago
5 0

Answer:

x = 19

Step-by-step explanation:

180-123 = 57

x = 57/3

x = 19

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8 inch by 6 inch retangular photo inside a 10 inch by 8 inch rectangular fram how much greater is the perimeter of the frame
Flura [38]

The perimeter of frame is 1.29 greater

Step-by-step explanation:

Perimeter of a rectangular shape object is given by the formula;

2(l+w) when, l is length and w is width

Perimeter of the photo is;

2(8+6)= 2(14) =28 inches

Perimeter of the frame is;

2(10+8)= 2(18) =36 inches

Divide perimeter of frame by that of photo as;

36/28 =1.29

The perimeter of frame is 1.29 greater

Learn More

Perimeter of rectangular shaped object:brainly.com/question/12919591

Keywords : rectangular, photo, inside, frame, greater

#LearnwithBrainly

7 0
3 years ago
6(x-2)= -18 find what x equals
KIM [24]

Answer:

-1

Step-by-step explanation:

x-2 = -3

x=-1

answer is negative one

3 0
2 years ago
Read 2 more answers
Marcus is skiing. He is 869 1/10 get up the mountain. He descends to 450 7/10 feet. What is his change in elevation
MatroZZZ [7]

Answer:

418 4/10

Step-by-step explanation:

To answer this we subtract 450 7/10 from 869 1/10.

We must borrow a '1' from 869 1/10:  868 11/10

Now subtract 450 7/10 from 868 11/10:

418 4/10 (CHANGE IN ELEVATION)

This reduces to 418 2/5.

7 0
2 years ago
Leeza is making labels in the shape of parallelograms each label has an area of 18 square centimeters and a base of 6 centimeter
Alenkinab [10]

Answer:

3cm

Step-by-step explanation:

A parallelogram is  quadrilateral that has two pairs of parallel sides. The opposite sides  equal in length

Area of a parallelogram = base x height

18cm² = 6cm x height

height = 18cm² / 6cm = 3cm

5 0
2 years ago
4x-5 - 2x-1
3241004551 [841]

Answer:

\frac{5x - 8}{3}

Step-by-step explanation:

Find the LCM of the denominators and then solve:

\frac{4x - 5}{2} - \frac{2x - 1}{6} \\\\

\frac{4x - 5}{2} - \frac{2x - 1}{6} \\\\\frac{3(4x - 5) - 2x - 1}{6} \\\\\frac{12x - 15 - 2x - 1}{6}\\\\\frac{10x - 16}{6}\\\\ \frac{2(5x - 8)}{2 * 3} \\\\ \frac{5x - 8}{3}

4 0
2 years ago
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