Question

solve: 2x + 20% of x = 12:1​

Answer 1

2x + 20% of x = 12:1

or, 2x + 20 % of x = 12/1

or, 2x + x/5 = 12

or, 11x/5 = 12

or, x = 12 x 5/11 = 60/11 = 5 whole 5/11.