Question

Solve for x 2/3 + x / 3 = 4

Answer 1

You said . . . . . 2/3 + x/3  =  4

Subtract  2/3  from each side:  x/3 = 3-1/3

Multiply each side by 3:   3 · (x/3) =  3 · (3-1/3)

Simplify that mess :   x = 10