PLEASE OH PLEASE HELP!!!!!!!
1 answer:
Answer:
8 = x
Step-by-step explanation:
all three sides are equal, so it is an equilateral triangle
if it is an equilateral triangle, each angle is 180/3 = 60 degrees
therefore
60 = 7x+4
subtract 4 from each side
60-4 = 7x+4-4
56 = 7x
divide by 7 on each side
56/7 = 7x/7
8 = x
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Combine like terms. Note that both have the same amount of variables
-5r - 3r = -8r
-8r is your answer
~<em>La Pucelle</em>
Given:
To find:
The value of 
.
Solution:
We have,
It can be rewritten as
![[\because \sqrt{ab}=\sqrt{a}\sqrt{b}]](https://tex.z-dn.net/?f=%5B%5Cbecause%20%5Csqrt%7Bab%7D%3D%5Csqrt%7Ba%7D%5Csqrt%7Bb%7D%5D)
Putting , we get
Therefore, the value of given expression is 15.554.
<span>15x + 35y - 40 z = 5 (3x + 7y -8z)
hope that helps
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-17 as negative values become less as its debt.
