Prove that the sum of two consecutive integers is always odd

And integer is a whole numberLet the integer = 2X meaning it is even and the next number is (2X+1) making it oddTherefore the sum of the two consecutive integers is2X + 2X + 1=4X+1As this cannot be factorised by 2 provibg this has proved it is odd.

SS
Answered by Scott S. Maths tutor

17286 Views

See similar Maths GCSE tutors

Related Maths GCSE answers

All answers ▸

Expand and simplify x(x+4)(x-5)


Find the value of x in the equation 3x + 5 = 11


Solve algebraically: 6a+b=16, 5a-2b=19


A right angled triangle has sides a = 3 cm and b = 5 cm, what is the length of side c?


We're here to help

contact us iconContact ustelephone icon+44 (0) 203 773 6020
Facebook logoInstagram logoLinkedIn logo

MyTutor is part of the IXL family of brands:

© 2025 by IXL Learning