Question

(x+4)/6-(9-7x)/15=-3

Answer 1

5(x+4)-2(9-7x)=3*(-10)
5x+20-18+14x=-30
19x=-32
x=-32/19=-1 13/19

Answer 2

(5(x+4)-2(9-7x))/30=-3$\frac{5(x+4)-2(9-7x)}{30}=-3 \\ \frac{5x+20-18+14x}{10} =-1 \\ 19x+2 =-10 \\ 19x=-10-2 \\ 19x=-12 \\ x= \frac{-12}{19}$