Solve for x. 2^x + x = 11 Ha!
2^x + x = 11 2^x = 11-x...prepare for Lambert form Rewrite the equation with (-x+11)ln(2)=u and .......simplify .......rewrite in Lambert form .....solve u=8ln (2) substitute back u= (-x+11 )ln(2),solve for x (-x+11 )ln(2)=8ln (2) -x+11 =8 11-8=x x=3