ack12
24.11.2020 •
Mathematics
Sydney and Tori work together to paint a room 8 hours. Sydney to paint the entire room alone two hours faster than Tori could paint the room alone. Find the time that each person could paint the room alone
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Ответ:
Ответ:
x =5
Explanation :
In a parallelogram opposite sides are equal.
So, 4x =20 (OR) 3x +10 = 5x
x = 20/4 10 = 5x -3x
x = 5 10 = 2x => x =10/2 => x = 5