Find two consecutive integers whose sum is 45 Please show me how to do this!

consecutive-integers

#1

Find two consecutive integers whose sum is 45 Please show me how to do this!

Answer:

let one number be x, then next will be x+1

Now their sum is 45

So

x+( x+1) =45

2x+1=45

Subtract 1 from both sides

2x=44

divide by 2

x=22

So one number is 22 and next is 23