Answer:
23 ) 60 x raised to 3 , y raised 3 , z raised to 3
25 ) 12 p
Step-by-step explanation:
23 ) volume of a rectangular box = l ×b×h
3x square y * 4y square * 5z square x
60 x raised to 3
25 ) area of a square = side × side
(3×4) p
12 p
Answer:
1
Step-by-step explanation:
doesn't work hard enough
Answer:
x=-36
Step-by-step explanation:
Add the 7/2x +1/2x to be 8/2x which means that it'll be 4x=18=9/2
then subtract 9/2x on both sides so itll be

-9/2x -9/2x
because if you do 8/2-9/2 it's -1/2
then multiply the reciprocal to both sides so

which then cancels out -1/2 and makes it
x=-36
7 people, 7 walls, 48 minutes
Each person paints 1 wall in 48 minutes
20 persons, 20 walls
Each can paint 1 wall in 48 minutes so it will
take 48 minutes.