It is a natural number if and only if it is also a whole number. True or false?

An object in geometry with no width, length or height is a(n):

Examine this system of equations. what integer should the second equation be multiplied by so that when the two equations are added together, the x term is eliminated? 3/4x+1/7y=6 1/8x-3/5y=16

What is the absolute value of the complex number -4- 2 v14 3.15 14 18