anonymous 4 years ago what is the solution to -4* ^7 square root of 9x+2=-8

1. anonymous

|dw:1354648750792:dw|$-4 \sqrt[7]{9x+2}=-8$

2. anonymous

$-4\sqrt[7]{9x+2}=-8 (=)\sqrt[7]{9x+2}=\frac{ 8 }{ 4 } (=)9x+2=2^{7} (=)9x=128-2(=)x=\frac{ 126 }{ 9 } (=) x=14$