Question

(12.11) + (?)2 = 732.2921

Answer 1

heyaa

here is your answer

let x be the unknown number
12.11 + 2x = 732.2921
2x = 732 . 2921 -12.11
2x=720.1821
x=720.1821/2
x=360.09105

hope it helps

Answer 2

Let the '?' be 'x'
Now using simple calculations
Solve the equation.
Hope this helps you....