2x-42 = -40
1x84 2x42 3x24 4x21 6x14 7x12
1x84 2x42 3x28 4x21 6x14 7x12
1x84 2x42 3x28 4x21 6x14 7x12
2n2 = 2x42 = 32 electrons
-76
To find all the multiplication facts that equal 84, we need to break down 84 into its prime factors. The prime factors of 84 are 2, 2, 3, and 7. Therefore, the multiplication facts that equal 84 are 1 x 84, 2 x 42, 3 x 28, 4 x 21, 6 x 14, and 7 x 12.