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svetoff [14.1K]
3 years ago
10

Solve for x. Show all work

Mathematics
1 answer:
Rudiy273 years ago
3 0

9514 1404 393

Answer:

  x = 12

Step-by-step explanation:

Triangle DGH is isosceles with base angles at D and G. The external angle 134° at H is the sum of those two base angles, so we have ...

  2(5x+7) = 134

  5x +7 = 67 . . . . . divide by 2

  5x = 60 . . . . . . . subtract 7

  x = 12 . . . . . . . . divide by 5

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Simplify 2(x-4)+7(x+4)
Irina-Kira [14]
It would 9x+20 because u have to distribute
5 0
3 years ago
Find the product of two numbers that have a sum of 268 and a difference of 122
irga5000 [103]

The 2 number's product  = 195 × 73 = 14235

Step-by-step explanation:

Step 1 :

Let x be the first number and y be the second number

Given ,

Sum of the 2 numbers = 268

So x + y = 268  

Difference of the 2 numbers = 122

So x - y = 122

Step 2 :

Adding the 2 equations obtained in step 1 ,

we have

2 x = 390 = > x = 195

x + y = 268  

y = 268 - x = 268 - 195 = 73

y = 73

Product of x and y is 195 × 73 = 14235

Step 3 :

Answer

The 2 number's product  = 195 × 73 = 14235

7 0
4 years ago
Mario painted 2/6 of the wall in his bedroom. Mei Lyn painted 2/4 of a wall in her bedroom.
Lesechka [4]
Well I am assuming you want to compare them or something so yeah:

You have to find a common denominator of 4 & 6, so you could multiply them together, this makes 24. Because you have to do the same thing to the top and the bottom, you have to multiply 2/4 (which is now 2/24) by 6, and the 2/6 (which again is 2/24) by 4 which leaves you with 12/24 (2/4) and 8/24 (2/6).

We can simplify these fractions by dividing them, but as you may know 12 is half of 24 so 12/24 would also be 1/2.
If you keep dividing by 2 you will find that 8/24 is also equal to 1/3. This is easier to find out by the beginning number but I mentioned it anyway because I didn't understand what you were asking.

Overall if you noticed when comparing 2/4 and 2/6 we found that Mei Lyn painted more wall than Mario.
4 0
4 years ago
Whats the answer to this?
Tcecarenko [31]
I think that B is the most logical answer.


3 0
3 years ago
okay like i really need to know the correct answer... so this problem says h/4 =6/7 (by the way these are written as fractions)
Musya8 [376]

Answer:

h = 24/7

Step-by-step explanation:

6 0
3 years ago
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