Try another version of this question
Solve the equation.
`-51 + 66 = 3 x +6 x -4 x`
`x=`
`-51 + 66 = 3 x +6 x -4 x`
`x=`
Box 1: Enter your answer as an integer or decimal number. Examples: 3, -4, 5.5172
Enter DNE for Does Not Exist, oo for Infinity
3