The answer is 14 because you have to substitute every answer with x and find which one both are equal to each other because both sides of the triangle are equal it is an equilateral triangle so the angles need to be congruent.
Answer:
Step-by-step explanation: divide 7 by 3.5 and then the answer that u got u multiply by that number and thats your finale answer
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Answer: 7
Step-by-step explanation:
Find the prime factors of each term in order to find the greatest common factor (GCF).
948/10 = 94.8^3 = 851,971.392
Answer:
![x=5\ and\ y=-8](https://tex.z-dn.net/?f=x%3D5%5C%20and%5C%20y%3D-8)
The solution of the system can be given as (5,-8).
Step-by-step explanation:
Given system of equations:
![y=-x-3](https://tex.z-dn.net/?f=y%3D-x-3)
![5x+2y=9](https://tex.z-dn.net/?f=5x%2B2y%3D9)
To solve the given system of equations:
Solution:
We will use substitution to solve the given system.
We will substitute the
values in terms of
from the equation
into the other equation to solve for ![x](https://tex.z-dn.net/?f=x)
Substituting
into
.
We have:
![5x+2(-x-3)=9](https://tex.z-dn.net/?f=5x%2B2%28-x-3%29%3D9)
<em>Using distribution.</em>
![5x-2x-6=9](https://tex.z-dn.net/?f=5x-2x-6%3D9)
<em>Combining like terms.</em>
![3x-6=9](https://tex.z-dn.net/?f=3x-6%3D9)
Adding 6 both sides.
![3x-6+6=9+6](https://tex.z-dn.net/?f=3x-6%2B6%3D9%2B6)
![3x=15](https://tex.z-dn.net/?f=3x%3D15)
Dividing both sides by 3.
![\frac{3x}{3}=\frac{15}{3}](https://tex.z-dn.net/?f=%5Cfrac%7B3x%7D%7B3%7D%3D%5Cfrac%7B15%7D%7B3%7D)
∴ ![x=5](https://tex.z-dn.net/?f=x%3D5)
<em>Plugging in
into
.</em>
We have,
![y=-5-3](https://tex.z-dn.net/?f=y%3D-5-3)
∴ ![y=-8](https://tex.z-dn.net/?f=y%3D-8)
The solution of the system can be given as (5,-8).