Maths proof algebraic notations

how to write consecutive numbers using algebra

n, n+1, n+2

how to write even numbers using algebra

2n, 2(___)

how to write odd numbers using algebra

2n + 1, 2(____) + 1

how to write 4 is a multiple of

4n, 4(___)

how to write consecutive even numbers using algebra

2n, 2n+2, 2n+4…

how to write consecutive odd numbers using algebra

2n-1, 2n+1 / 2n+1, 2n+3, 2n+5…