Use the drop-down menus to choose steps in order to correctly solve 6n+9=−3n−21−6 for n.

6n + 9 = -3n + -21 + -6Reorder the terms:9 + 6n = -21 + -6 + -3nCombine like terms: -21 + -6 = -279 + 6n = -27 + -3nSolving9 + 6n = -27 + -3
Add '3n' to each side of the equation.9 + 6n + 3n = -27 + -3n + 3n
Combine like terms: 6n + 3n = 9n9 + 9n = -27 + -3n + 3n
Combine like terms: -3n + 3n = 09 + 9n = -27 + 09 + 9n = -27
Add '-9' to each side of the equation.9 + -9 + 9n = -27 + -9
Combine like terms: 9 + -9 = 00 + 9n = -27 + -99n = -27 + -9
Combine like terms: -27 + -9 = -369n = -36
Divide each side by '9'.n = -4
Simplifyingn = -4