Question

Решите уравнение !!! плиз 84,7/(x+2.7)=11 (8.65+3.45)/x=-5

Answer 1

 84,7/(x+2.7)=11 
x+2.7=84,7/11
x+2.7=7,7
х=7,7-2,7
х=5

(8.65+3.45)/x=-5
12,1/х=-5
х=12,1/(-5)
х=-2,42