Add he fractions first, 1/9 + 4/9 which is 5/9. Now add the whole numbers which are 2 and 7, and you get 9. Your fraction will be 9 5/9 and this number cannot be simplified anymore.
y = -3/2x + 1 would work lol
9514 1404 393
Answer:
491,400 ft·lb
Step-by-step explanation:
The mass of the water is ...
M = Vρ = LWHρ = (25 ft)(15 ft)(7 ft)(62.4 lb/ft³) = 163,800 lb
The average depth is 3 ft, so the work required is equivalent to that required to raise this mass 3 ft.
W = (3 ft)(163,800 lb) = 491,400 ft·lb
Answer: x=2
Step-by-step explanation:
2(x+3)-4x=x
2x+6-4x=x
-2x+6=x
-2x-x=6
-3x=-6
x=2
8 - 45k - 40 = 3k - 1
-32 - 45k = 3k - 1
+ 1 +45k +45k + 1
_________________
-31 = 48k
-0.689 = k