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Maru [420]
3 years ago
13

3 x (4 + 7) - * 4) + (7)

Mathematics
1 answer:
Zarrin [17]3 years ago
4 0

Answer:

22 assuming the * was a mistake im not sure if u meant the * if u did mean in what does it mean

Step-by-step explanation:

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SM=3x−4, and RN=9x−20. Find the value of x
Rudik [331]

Answer:

Option (A).

Step-by-step explanation:

Given question is incomplete; find the complete question with the attachment.

In the triangle NRL,

Points P, S and M are the midpoints of the sides NR, RL and LN respectively.

Sides SM = (3x - 4), NR = (9x - 20)

By the theorem of midpoints in a triangle,

SM = \frac{1}{2}\text{NR}

(3x - 4) = \frac{1}{2}(9x-20)

6x - 8 = 9x - 20

9x - 6x = 20 - 8

3x = 12

x = 4

Therefore, Option (A) will be the answer.

8 0
3 years ago
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VladimirAG [237]

Answer: 50%

Step-by-step explanation:

5 0
4 years ago
Solve the equation,<br> —9x + 1 = -x + 17<br> №<br> ооооо<br> пппп<br> Noo
nika2105 [10]

Answer:

x = -2

Step-by-step explanation:

-9x + 1 = -x + 17

To solve this equation

Note if there is more than one variable like x, y, or z

Also note the power of the variables, for example, x^2 or y^3

In this equation, there is only one variable which is x and it's also in the power of 1 ie x

Step 1 : rearrange according to like terms

-9x + x = 17 - 1

( don't forget that the sign always change on crossing an equals to, either + to - or - to +

-9x + x (also means 9 - 1 but only carries a negative sign)

= - 8x = 16

Dividing both sides by -8 to get the value of x

-8x / 8 = 16 /- 8

x = 16/ -8

x = -2

5 0
3 years ago
Picture included!
irakobra [83]
By looking at the point 1,1 and 0,3 you rise two and over one creating the ratio 2/1 which reduces down to 2 
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8 0
3 years ago
Read 2 more answers
The size of each interior angle of a regular polygon
jolli1 [7]

Answer:

144°

Step-by-step explanation:

To find the measure of an interior angle of a regular polygon, we use the formula for each angle = (n - 2) × 180 / n. The formula calculated is only valid in cases of regular-sided polygons. Hope this help have a great dya and tell me if im wrong :)

8 0
2 years ago
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