Answer
y = 
Step-by-step explanation:
-10 + 2y = 7
Add 10 to both sides of the equation
2y = 7 + 10
Add 7 and 10
2y = 17
divide each term in 2y=17 by 2

Divide y by 7
y = 
<u>Hope this helps </u>
Answer:
65kg
Step-by-step explanation:
9514 1404 393
Answer:
B) positive
Step-by-step explanation:
For even-index roots, which may be either positive or negative, the <u> </u><u><em>positive</em></u><u> </u> root is called the principal root.
The value of x in the given equation is 
From the question,
We are to solve the given equation
The given equation is

This becomes

From one of the laws of logarithms, we have that

and

∴
becomes

and


Now, subtract 6 from both sides


∴ 
Hence, the value of x in the given equation is 
Learn more on solving equations here: brainly.com/question/11802986
Answer: 40.8cm
Step-by-step explanation:
A hexagon is a polygon that is made up of 6 sides. The perimeter of a regular hexagon is calculated by multiplying the side given by 6
Since the length of a side of a regular hexagon is 6.8 cm, the perimeter will be:
= 6 × 6.8
= 40.8cm