102,060
All multiples of the lowest common multiple of 15 and 27 are in both their times tables. The lcm of 15 and 27 is 135, so all multiples of 135 are in both the 15 and 27 times tables: 135, 270, 405, 540, 675, 810, 945, 1080, 1215, 1350, ...
15 with remainder 15.
In the problem 2x-3 is 27, the x is equal to 15. Two times 15 is 30 and -3 is 27.
9 times
3(5-x) = 27 15 - 3x = 27 15 - 3x + 3x = 27 + 3x 15 = 27 + 3x 15 - 27 = 27 - 27 + 3x -12 = 3x -4 = x To check 3(5- -4) ? 27 15 - -12 ? 27 15 + 12 = 27
15
139/27 or 5 and 4/27
27 * 5 / 18 = 15/2 = 7.5
5 with remainder 15.
1 with remainder 15.
180 - (23 x 2 x 3) - 15 = 27