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xz_007 [3.2K]
4 years ago
5

Find x and y with only 13.1

Mathematics
1 answer:
sdas [7]4 years ago
4 0

Answer:

x= 45

y= 18.5 (3 s.f.)

Step-by-step explanation:

Since the quadrilateral has 4 equal sides, it is a square and hence the 4 angles are right angles.

I have drawn the 2 triangles of the square separately for better understanding.

Please see the attached pictures for full solution.

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What is 2x+5=y and 5x+4=y pls hurry
Sergeu [11.5K]

Answer:

( 1/3, 5 2/3) Or (0.33, 5.66)

Step-by-step explanation:

If you graph the 2 equations and see where they intersect, they will land on the answer.

4 0
3 years ago
I need help, 15 points!
Ira Lisetskai [31]

Answer:

3(a + 5b + 7c) and 2x(2 + 5y + 11z)

Step-by-step explanation:

3a + 15b + 21c

3(a + 5b + 7c)

4x + 10xy + 22xz

2x(2 + 5y + 11z)

7 0
3 years ago
Factor 54+2754+27 using the GCF.
torisob [31]
~54: 1,2,3,6,9,27~

~2,754:1,2,3,6,9,17,18,27,34,51,54,81,102,153,162,
306,459, 918,1377,2754~

~27: 1,3,9,27~

GCF: 27

Your answer would be for the GCF would be 27

6 0
3 years ago
Add or Subtract to Simplify:<br> (4x - 2x3) + (5x3 - 4x + 5)
sukhopar [10]

Answer:

<h2>3x³ + 5</h2>

Step-by-step explanation:

( 4x - 2x³ ) + ( 5x³ - 4x + 5)

<u>Remove the parenthesis</u>

That's

4x - 2x³ + 5x³ - 4x + 5

<u>Group like terms</u>

We have

5x³ - 2x³ + 4x - 4x + 5

We have the final answer as

<h3>3x³ + 5</h3>

Hope this helps you

4 0
3 years ago
What is the solution of the system of equations?<br><br> {4x−3y=152x+2y=4
trasher [3.6K]
Start by solving one equation for x or y, this time I'm choosing x. 2x = 4 - 2y, then x = 2 - y. Now substitute in x in the other equation. 4(2-y) - 3y = 15. This simplifies to 8 - 4y - 3y = 15. This simplifies to -7y = 7. Divide both sides by -7, and y = -1. Now plug the y value into the other equation: 2x + 2(-1) = 4. This simplifies to 2x = 6, and x = 3. 
X = 3, Y = -1   or (3,-1)
8 0
3 years ago
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