5/7 of 42 is 30.
57 + 42 = 99
57/42 = 19/14
the answer of the average of 42, 57, and 63 is 54.
The GCF is 3.
23.94
It is: 798
57/42 x 3600kph= 4885.7 kph (and your name is Clark Kent!)
The GCF is 3.The GCF/HCF of 42 and 57 is 3. The GCF is 3.
4/7 of 42 = 24
mean = 44
It is 42
If X+Y = 42, and 2X + Y = 57, then if you subtract the first equation from the second, 2X + 1Y = 57 1X + 1Y = 42 - ---------------- 1X + 0Y = 15 That means that Y = 27. 15 + 27 = 42 15 + 15 + 27 = 57.