Here are 6 number cards -4, -2, -1, 5,6,8 arrange the cards into 3 pairs with the same total

See explanation

Step-by-step explanation:

We are informed that we should arrange -4, -2, -1, 5,6,8 arrange into 3 pairs with the same total. This will be:

= (-4,8), (-2,6), and (-1,5).

Let's check the total for each. This will be:

= (-4,8) = -4+8 = 4

(-2,6) = -2 + 6 = 4

(-1,5) = -1 + 5 = 4

step-by-step explanation:

it will be a cylinder. with a diameter of 8 and 4 single pieces high

51

step-by-step explanation:

73-22=51 the   mass number minus the amount of protons gives you the amount of neutrons