by studying because that's the hard truth
Answer:
B
Step-by-step explanation:
Substitute the given values for x and y into the expression
-
+ 
= 4 - 4 + 
= 0 + 
=
= 4 
4 loads of stone ... 2/3 ton
1 load of stone ... x ton = ?
If you would like to know the weight of 1 load of stone, you can calculate this using the following steps:
4 * x = 2/3 * 1
4 * x = 2/3 /4
x = 2/3 / 4
x = 2/12 = 1/6 ton
The correct result would be 1/6 ton.
The formula is 2n-5(90). If you have any questions based on finding angles for polygons, feel free to ask it and I'll answer them for you.