Question

12×+16=21+10 Como que faz

Answer 1

12x + 16 = 21 + 10
12x = 21 + 10 - 16
12x = 31 - 16
12x = 15
x = 15/12

Answer 2

12x+16=21+10
12x=31-16
12x=15
x=15/12
x=5/3