14 times 10
280
179
2 x 2 x 5 x 7 = 140
140 + 20 + 6 = 166.
The two numbers that multiply to -140 and add up to -8 are 7 and -20. When you multiply them, 7 × -20 equals -140, and when you add them, 7 + (-20) equals -8.
280
There are infinitely many pairs. The simplest is 1 and 140.
4760
179
10 and 14 5 and 28 4 and 35 2 and 70
2 x 2 x 5 x 7 = 140
140 + 20 + 6 = 166.
X + y = 140 x-y = 20 y = x-20 x + x -20 =140 2x = 160 x = 80 y = 60
-117
28 35.
70*2
The greatest common factor for these two numbers is 140.