(4+2)x3+1=19
When you are using non-standard definitions of "plus" and "minus", or of "equal".
171 = 3^2*19.
The number 19, divided by 2, is equal to 9, with a remainder of one. Nine times two is equal to 18, and then there is an extra one left, which would be remainder 1.
1 x 38 2 x 19
It is by: 3*(4+2)+1 = 19
It is: 19/38 = 1/2
(4+2)x3+1=19
When you are using non-standard definitions of "plus" and "minus", or of "equal".
4(2+3)-1=19
19 -(3 x 2) - 8 = 19 - 6 - 8 = 5
1 and 76, 2 and 38, 4 and 19
171 = 3^2*19.
The number 19, divided by 2, is equal to 9, with a remainder of one. Nine times two is equal to 18, and then there is an extra one left, which would be remainder 1.
2 pints = 1 quart 38 pints= 19 quarts
The 7th Mersenne prime is equal to 2^19-1
1 x 38 2 x 19