Answer :
hi <3
we can call the unknown number 'n'
lets form an equation
2n + 1 = 11
subtract 1 from both sides:
2n = 10
divide both sides by 2:
n = 5
the number is 5
hope this helps :)
hi <3
we can call the unknown number 'n'
lets form an equation
2n + 1 = 11
subtract 1 from both sides:
2n = 10
divide both sides by 2:
n = 5
the number is 5
hope this helps :)