Question

comoresolvver ver esa conta x-(2/5+1/4)=630

Answer 1

x - (2/5 + 1/4) = 630
x - (8 + 5) / 20 = 630
x - 13/20 = 630
x = 630 + 13/20
x = (12600 + 13) / 20
x = 12613 / 20
x = 630,25