What you have to do is add them all!
20 bar
11.4 2 11.4 weights
11.4
4.5 2 4.5 weights
4.5
450.0 4 450 weights
450.0
450.0
+450.0
---------
1.8
10
200
+1,600
--------------
1,811.8 is the answer
Substitute y = -x into the first equation:
-8x - 7(-x) = -5
-8x + 7x = -5
-x = -5
x = 5
Substitute x = 5 into y = -x
y = -(5)
y = -5
Answer: x = 5, y = -5
Eas
permutations
5 digits
5*4*3*2*1=120 ways
if you count 0 in front of the number as a whole number
if you don't, then there are 96 ways
Answer:
A
Step-by-step explanation:
rod is closest at 3m change
judy is medium at 7 m change
nelda is deepest at 9m change
